./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/unreach-call.prp --file ../../../trunk/examples/svcomp/pthread-wmm/safe033_tso.i --full-output --witness-type correctness_witness --witnessparser.only.consider.loop.invariants false --validate ./goblint.2023-12-19_14-39-08.files/SV-COMP24_unreach-call/safe033_tso.yml/witness.yml --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 8857f20b Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReachWitnessValidation.xml -i ../../../trunk/examples/svcomp/pthread-wmm/safe033_tso.i ./goblint.2023-12-19_14-39-08.files/SV-COMP24_unreach-call/safe033_tso.yml/witness.yml -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --traceabstraction.compute.hoare.annotation.of.negated.interpolant.automaton,.abstraction.and.cfg false --witnessparser.only.consider.loop.invariants false --- Real Ultimate output --- This is Ultimate 0.2.4-dev-8857f20-m [2024-01-29 22:53:35,270 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-01-29 22:53:35,344 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-01-29 22:53:35,349 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-01-29 22:53:35,350 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-01-29 22:53:35,373 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-01-29 22:53:35,373 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-01-29 22:53:35,374 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-01-29 22:53:35,374 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-01-29 22:53:35,377 INFO L153 SettingsManager]: * Use memory slicer=true [2024-01-29 22:53:35,378 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-01-29 22:53:35,378 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-01-29 22:53:35,379 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-01-29 22:53:35,380 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-01-29 22:53:35,380 INFO L153 SettingsManager]: * Use SBE=true [2024-01-29 22:53:35,380 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-01-29 22:53:35,380 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-01-29 22:53:35,381 INFO L153 SettingsManager]: * sizeof long=4 [2024-01-29 22:53:35,381 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-01-29 22:53:35,381 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-01-29 22:53:35,381 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-01-29 22:53:35,392 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-01-29 22:53:35,392 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-01-29 22:53:35,392 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-01-29 22:53:35,393 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-01-29 22:53:35,393 INFO L153 SettingsManager]: * sizeof long double=12 [2024-01-29 22:53:35,393 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-01-29 22:53:35,393 INFO L153 SettingsManager]: * Use constant arrays=true [2024-01-29 22:53:35,394 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-01-29 22:53:35,394 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-01-29 22:53:35,395 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-01-29 22:53:35,395 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-01-29 22:53:35,395 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-01-29 22:53:35,395 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-01-29 22:53:35,396 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-01-29 22:53:35,396 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-01-29 22:53:35,396 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-01-29 22:53:35,396 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-01-29 22:53:35,396 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-01-29 22:53:35,396 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-01-29 22:53:35,397 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-01-29 22:53:35,397 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-01-29 22:53:35,397 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-01-29 22:53:35,397 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessparser: Only consider loop invariants -> false [2024-01-29 22:53:35,641 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-01-29 22:53:35,665 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-01-29 22:53:35,667 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-01-29 22:53:35,668 INFO L270 PluginConnector]: Initializing CDTParser... [2024-01-29 22:53:35,669 INFO L274 PluginConnector]: CDTParser initialized [2024-01-29 22:53:35,670 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe033_tso.i [2024-01-29 22:53:36,745 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-01-29 22:53:36,957 INFO L384 CDTParser]: Found 1 translation units. [2024-01-29 22:53:36,957 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe033_tso.i [2024-01-29 22:53:36,992 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/58f0858cd/9c7145e683a847ee9c36c541db1772d2/FLAGddfefb914 [2024-01-29 22:53:37,004 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/58f0858cd/9c7145e683a847ee9c36c541db1772d2 [2024-01-29 22:53:37,006 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-01-29 22:53:37,006 INFO L274 PluginConnector]: Witness Parser initialized [2024-01-29 22:53:37,007 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/./goblint.2023-12-19_14-39-08.files/SV-COMP24_unreach-call/safe033_tso.yml/witness.yml [2024-01-29 22:53:37,190 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-01-29 22:53:37,192 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-01-29 22:53:37,194 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-01-29 22:53:37,194 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-01-29 22:53:37,198 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-01-29 22:53:37,198 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.01 10:53:37" (1/2) ... [2024-01-29 22:53:37,199 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@237e2480 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.01 10:53:37, skipping insertion in model container [2024-01-29 22:53:37,199 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.01 10:53:37" (1/2) ... [2024-01-29 22:53:37,201 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@a05b097 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.01 10:53:37, skipping insertion in model container [2024-01-29 22:53:37,201 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 29.01 10:53:37" (2/2) ... [2024-01-29 22:53:37,201 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@237e2480 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 29.01 10:53:37, skipping insertion in model container [2024-01-29 22:53:37,201 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 29.01 10:53:37" (2/2) ... [2024-01-29 22:53:37,201 INFO L83 nessWitnessExtractor]: Extracting all invariants from correctness witness [2024-01-29 22:53:37,383 INFO L96 nessWitnessExtractor]: Found the following entries in the witness: [2024-01-29 22:53:37,388 INFO L98 nessWitnessExtractor]: Location invariant before [L725-L725] ((((0 <= __unbuffered_cnt) && (0 <= __unbuffered_p0_EAX)) && (0 <= x)) && (__unbuffered_p0_EAX == 0 || __unbuffered_p0_EAX == 1)) && (main$tmp_guard1 == (_Bool)0 || main$tmp_guard1 == (_Bool)1) [2024-01-29 22:53:37,388 INFO L98 nessWitnessExtractor]: Location invariant before [L725-L725] ((((0 <= __unbuffered_cnt) && (0 <= __unbuffered_p0_EAX)) && (0 <= x)) && (__unbuffered_p0_EAX == 0 || __unbuffered_p0_EAX == 1)) && (x == 0 || x == 1) [2024-01-29 22:53:37,389 INFO L98 nessWitnessExtractor]: Location invariant before [L725-L725] (((0 <= __unbuffered_cnt) && (0 <= __unbuffered_p0_EAX)) && (0 <= x)) && (y <= 127) [2024-01-29 22:53:37,389 INFO L98 nessWitnessExtractor]: Location invariant before [L725-L725] (((0 <= __unbuffered_cnt) && (0 <= __unbuffered_p0_EAX)) && (0 <= x)) && ((unsigned long )arg == 0UL) [2024-01-29 22:53:37,389 INFO L98 nessWitnessExtractor]: Location invariant before [L725-L725] 0 <= __unbuffered_cnt [2024-01-29 22:53:37,390 INFO L98 nessWitnessExtractor]: Location invariant before [L725-L725] (((0 <= __unbuffered_cnt) && (0 <= __unbuffered_p0_EAX)) && (0 <= x)) && (__unbuffered_p0_EAX <= 1) [2024-01-29 22:53:37,390 INFO L98 nessWitnessExtractor]: Location invariant before [L725-L725] (((((0 <= __unbuffered_cnt) && (0 <= __unbuffered_p0_EAX)) && (0 <= x)) && (__unbuffered_p0_EAX == 0 || __unbuffered_p0_EAX == 1)) && (main$tmp_guard1 == (_Bool)0 || main$tmp_guard1 == (_Bool)1)) && ((y == 0 || y == 1) || y == 2) [2024-01-29 22:53:37,390 INFO L98 nessWitnessExtractor]: Location invariant before [L725-L725] (((0 <= __unbuffered_cnt) && (0 <= __unbuffered_p0_EAX)) && (0 <= x)) && (__unbuffered_p0_EAX == 0 || __unbuffered_p0_EAX == 1) [2024-01-29 22:53:37,390 INFO L98 nessWitnessExtractor]: Location invariant before [L725-L725] ((0 <= __unbuffered_cnt) && (0 <= __unbuffered_p0_EAX)) && (0 <= x) [2024-01-29 22:53:37,391 INFO L98 nessWitnessExtractor]: Location invariant before [L725-L725] (0 <= __unbuffered_cnt) && (0 <= __unbuffered_p0_EAX) [2024-01-29 22:53:37,391 INFO L98 nessWitnessExtractor]: Location invariant before [L725-L725] ((((0 <= __unbuffered_cnt) && (0 <= __unbuffered_p0_EAX)) && (0 <= x)) && (__unbuffered_p0_EAX == 0 || __unbuffered_p0_EAX == 1)) && (main$tmp_guard0 == (_Bool)0 || main$tmp_guard0 == (_Bool)1) [2024-01-29 22:53:37,391 INFO L98 nessWitnessExtractor]: Location invariant before [L725-L725] (((0 <= __unbuffered_cnt) && (0 <= __unbuffered_p0_EAX)) && (0 <= x)) && (y <= 2) [2024-01-29 22:53:37,391 INFO L98 nessWitnessExtractor]: Location invariant before [L725-L725] (((0 <= __unbuffered_cnt) && (0 <= __unbuffered_p0_EAX)) && (0 <= x)) && (x <= 1) [2024-01-29 22:53:37,391 INFO L98 nessWitnessExtractor]: Location invariant before [L725-L725] (((0 <= __unbuffered_cnt) && (0 <= __unbuffered_p0_EAX)) && (0 <= x)) && (0 <= y) [2024-01-29 22:53:37,391 INFO L98 nessWitnessExtractor]: Location invariant before [L738-L738] 0 <= __unbuffered_cnt [2024-01-29 22:53:37,391 INFO L98 nessWitnessExtractor]: Location invariant before [L738-L738] (0 <= __unbuffered_cnt) && (__unbuffered_p0_EAX <= 1) [2024-01-29 22:53:37,391 INFO L98 nessWitnessExtractor]: Location invariant before [L738-L738] (0 <= __unbuffered_cnt) && (y <= 2) [2024-01-29 22:53:37,392 INFO L98 nessWitnessExtractor]: Location invariant before [L738-L738] (0 <= __unbuffered_cnt) && (0 <= __unbuffered_p0_EAX) [2024-01-29 22:53:37,392 INFO L98 nessWitnessExtractor]: Location invariant before [L738-L738] (0 <= __unbuffered_cnt) && ((unsigned long )arg == 0UL) [2024-01-29 22:53:37,392 INFO L98 nessWitnessExtractor]: Location invariant before [L738-L738] (0 <= __unbuffered_cnt) && (main$tmp_guard1 == (_Bool)0 || main$tmp_guard1 == (_Bool)1) [2024-01-29 22:53:37,392 INFO L98 nessWitnessExtractor]: Location invariant before [L738-L738] (0 <= __unbuffered_cnt) && (__unbuffered_p0_EAX == 0 || __unbuffered_p0_EAX == 1) [2024-01-29 22:53:37,393 INFO L98 nessWitnessExtractor]: Location invariant before [L738-L738] (0 <= __unbuffered_cnt) && (y <= 127) [2024-01-29 22:53:37,393 INFO L98 nessWitnessExtractor]: Location invariant before [L738-L738] (0 <= __unbuffered_cnt) && (main$tmp_guard0 == (_Bool)0 || main$tmp_guard0 == (_Bool)1) [2024-01-29 22:53:37,393 INFO L98 nessWitnessExtractor]: Location invariant before [L738-L738] (0 <= __unbuffered_cnt) && (0 <= y) [2024-01-29 22:53:37,393 INFO L98 nessWitnessExtractor]: Location invariant before [L738-L738] (0 <= __unbuffered_cnt) && ((y == 0 || y == 1) || y == 2) [2024-01-29 22:53:37,393 INFO L98 nessWitnessExtractor]: Location invariant before [L738-L738] (0 <= __unbuffered_cnt) && (x == 1) [2024-01-29 22:53:37,393 INFO L98 nessWitnessExtractor]: Location invariant before [L747-L747] (unsigned long )arg == 0UL [2024-01-29 22:53:37,394 INFO L98 nessWitnessExtractor]: Location invariant before [L727-L727] (unsigned long )arg == 0UL [2024-01-29 22:53:37,394 INFO L98 nessWitnessExtractor]: Location invariant before [L731-L731] (0 <= __unbuffered_p0_EAX) && (0 <= y) [2024-01-29 22:53:37,394 INFO L98 nessWitnessExtractor]: Location invariant before [L731-L731] 0 <= __unbuffered_p0_EAX [2024-01-29 22:53:37,394 INFO L98 nessWitnessExtractor]: Location invariant before [L731-L731] (((0 <= __unbuffered_p0_EAX) && (0 <= y)) && (__unbuffered_p0_EAX <= 1)) && (y <= 2) [2024-01-29 22:53:37,394 INFO L98 nessWitnessExtractor]: Location invariant before [L731-L731] (0 <= __unbuffered_p0_EAX) && (0 <= x) [2024-01-29 22:53:37,394 INFO L98 nessWitnessExtractor]: Location invariant before [L731-L731] ((0 <= __unbuffered_p0_EAX) && (0 <= y)) && ((y == 0 || y == 1) || y == 2) [2024-01-29 22:53:37,394 INFO L98 nessWitnessExtractor]: Location invariant before [L731-L731] (((0 <= __unbuffered_p0_EAX) && (0 <= y)) && (__unbuffered_p0_EAX <= 1)) && (__unbuffered_p0_EAX == 0 || __unbuffered_p0_EAX == 1) [2024-01-29 22:53:37,394 INFO L98 nessWitnessExtractor]: Location invariant before [L731-L731] ((0 <= __unbuffered_p0_EAX) && (0 <= y)) && (__unbuffered_p0_EAX <= 1) [2024-01-29 22:53:37,395 INFO L98 nessWitnessExtractor]: Location invariant before [L731-L731] ((((0 <= __unbuffered_p0_EAX) && (0 <= y)) && (__unbuffered_p0_EAX <= 1)) && (__unbuffered_p0_EAX == 0 || __unbuffered_p0_EAX == 1)) && (x == 0 || x == 1) [2024-01-29 22:53:37,395 INFO L98 nessWitnessExtractor]: Location invariant before [L731-L731] (((0 <= __unbuffered_p0_EAX) && (0 <= y)) && (__unbuffered_p0_EAX <= 1)) && ((unsigned long )arg == 0UL) [2024-01-29 22:53:37,395 INFO L98 nessWitnessExtractor]: Location invariant before [L731-L731] ((0 <= __unbuffered_p0_EAX) && (0 <= y)) && (1 <= __unbuffered_cnt) [2024-01-29 22:53:37,396 INFO L98 nessWitnessExtractor]: Location invariant before [L731-L731] (((0 <= __unbuffered_p0_EAX) && (0 <= y)) && (__unbuffered_p0_EAX <= 1)) && (y <= 127) [2024-01-29 22:53:37,396 INFO L98 nessWitnessExtractor]: Location invariant before [L731-L731] (((0 <= __unbuffered_p0_EAX) && (0 <= y)) && (__unbuffered_p0_EAX <= 1)) && (x <= 1) [2024-01-29 22:53:37,396 INFO L98 nessWitnessExtractor]: Location invariant before [L731-L731] ((((0 <= __unbuffered_p0_EAX) && (0 <= y)) && (__unbuffered_p0_EAX <= 1)) && (__unbuffered_p0_EAX == 0 || __unbuffered_p0_EAX == 1)) && (main$tmp_guard1 == (_Bool)0 || main$tmp_guard1 == (_Bool)1) [2024-01-29 22:53:37,396 INFO L98 nessWitnessExtractor]: Location invariant before [L731-L731] ((((0 <= __unbuffered_p0_EAX) && (0 <= y)) && (__unbuffered_p0_EAX <= 1)) && (__unbuffered_p0_EAX == 0 || __unbuffered_p0_EAX == 1)) && (main$tmp_guard0 == (_Bool)0 || main$tmp_guard0 == (_Bool)1) [2024-01-29 22:53:37,397 INFO L98 nessWitnessExtractor]: Location invariant before [L746-L746] ((0 <= __unbuffered_p0_EAX) && (x <= 1)) && ((y == 0 || y == 1) || y == 2) [2024-01-29 22:53:37,397 INFO L98 nessWitnessExtractor]: Location invariant before [L746-L746] (0 <= __unbuffered_p0_EAX) && (x <= 1) [2024-01-29 22:53:37,397 INFO L98 nessWitnessExtractor]: Location invariant before [L746-L746] (((0 <= __unbuffered_p0_EAX) && (x <= 1)) && (y <= 2)) && (main$tmp_guard0 == (_Bool)0 || main$tmp_guard0 == (_Bool)1) [2024-01-29 22:53:37,397 INFO L98 nessWitnessExtractor]: Location invariant before [L746-L746] (((0 <= __unbuffered_p0_EAX) && (x <= 1)) && (y <= 2)) && (x == 0 || x == 1) [2024-01-29 22:53:37,398 INFO L98 nessWitnessExtractor]: Location invariant before [L746-L746] (0 <= __unbuffered_p0_EAX) && (1 <= __unbuffered_cnt) [2024-01-29 22:53:37,398 INFO L98 nessWitnessExtractor]: Location invariant before [L746-L746] (0 <= __unbuffered_p0_EAX) && (__unbuffered_p0_EAX <= 1) [2024-01-29 22:53:37,398 INFO L98 nessWitnessExtractor]: Location invariant before [L746-L746] (0 <= __unbuffered_p0_EAX) && (0 <= x) [2024-01-29 22:53:37,398 INFO L98 nessWitnessExtractor]: Location invariant before [L746-L746] ((0 <= __unbuffered_p0_EAX) && (x <= 1)) && (y <= 2) [2024-01-29 22:53:37,398 INFO L98 nessWitnessExtractor]: Location invariant before [L746-L746] (((0 <= __unbuffered_p0_EAX) && (x <= 1)) && (y <= 2)) && (main$tmp_guard1 == (_Bool)0 || main$tmp_guard1 == (_Bool)1) [2024-01-29 22:53:37,398 INFO L98 nessWitnessExtractor]: Location invariant before [L746-L746] 0 <= __unbuffered_p0_EAX [2024-01-29 22:53:37,399 INFO L98 nessWitnessExtractor]: Location invariant before [L746-L746] (((0 <= __unbuffered_p0_EAX) && (x <= 1)) && (y <= 2)) && (__unbuffered_p0_EAX == 0 || __unbuffered_p0_EAX == 1) [2024-01-29 22:53:37,399 INFO L98 nessWitnessExtractor]: Location invariant before [L746-L746] (0 <= __unbuffered_p0_EAX) && (0 <= y) [2024-01-29 22:53:37,399 INFO L98 nessWitnessExtractor]: Location invariant before [L746-L746] (((0 <= __unbuffered_p0_EAX) && (x <= 1)) && (y <= 2)) && ((unsigned long )arg == 0UL) [2024-01-29 22:53:37,400 INFO L98 nessWitnessExtractor]: Location invariant before [L746-L746] (((0 <= __unbuffered_p0_EAX) && (x <= 1)) && (y <= 2)) && (y <= 127) [2024-01-29 22:53:37,400 INFO L98 nessWitnessExtractor]: Location invariant before [L771-L771] ((0 <= __unbuffered_cnt) && (0 <= __unbuffered_p0_EAX)) && (__unbuffered_p0_EAX == 0 || __unbuffered_p0_EAX == 1) [2024-01-29 22:53:37,400 INFO L98 nessWitnessExtractor]: Location invariant before [L771-L771] (0 <= __unbuffered_cnt) && (0 <= __unbuffered_p0_EAX) [2024-01-29 22:53:37,400 INFO L98 nessWitnessExtractor]: Location invariant before [L771-L771] ((0 <= __unbuffered_cnt) && (0 <= __unbuffered_p0_EAX)) && (y == 2) [2024-01-29 22:53:37,401 INFO L98 nessWitnessExtractor]: Location invariant before [L771-L771] ((0 <= __unbuffered_cnt) && (0 <= __unbuffered_p0_EAX)) && (__unbuffered_p0_EAX <= 1) [2024-01-29 22:53:37,401 INFO L98 nessWitnessExtractor]: Location invariant before [L771-L771] 0 <= __unbuffered_cnt [2024-01-29 22:53:37,401 INFO L98 nessWitnessExtractor]: Location invariant before [L771-L771] ((0 <= __unbuffered_cnt) && (0 <= __unbuffered_p0_EAX)) && (x <= 1) [2024-01-29 22:53:37,401 INFO L98 nessWitnessExtractor]: Location invariant before [L771-L771] ((0 <= __unbuffered_cnt) && (0 <= __unbuffered_p0_EAX)) && (0 <= x) [2024-01-29 22:53:37,402 INFO L98 nessWitnessExtractor]: Location invariant before [L771-L771] (((0 <= __unbuffered_cnt) && (0 <= __unbuffered_p0_EAX)) && (__unbuffered_p0_EAX == 0 || __unbuffered_p0_EAX == 1)) && (main$tmp_guard0 == (_Bool)0 || main$tmp_guard0 == (_Bool)1) [2024-01-29 22:53:37,402 INFO L98 nessWitnessExtractor]: Location invariant before [L771-L771] (((0 <= __unbuffered_cnt) && (0 <= __unbuffered_p0_EAX)) && (__unbuffered_p0_EAX == 0 || __unbuffered_p0_EAX == 1)) && (main$tmp_guard1 == (_Bool)0 || main$tmp_guard1 == (_Bool)1) [2024-01-29 22:53:37,402 INFO L98 nessWitnessExtractor]: Location invariant before [L771-L771] (((0 <= __unbuffered_cnt) && (0 <= __unbuffered_p0_EAX)) && (__unbuffered_p0_EAX == 0 || __unbuffered_p0_EAX == 1)) && (x == 0 || x == 1) [2024-01-29 22:53:37,402 INFO L98 nessWitnessExtractor]: Location invariant before [L744-L744] (unsigned long )arg == 0UL [2024-01-29 22:53:37,402 INFO L98 nessWitnessExtractor]: Location invariant before [L726-L726] (((0 <= __unbuffered_cnt) && (0 <= y)) && (x <= 1)) && (main$tmp_guard0 == (_Bool)0 || main$tmp_guard0 == (_Bool)1) [2024-01-29 22:53:37,403 INFO L98 nessWitnessExtractor]: Location invariant before [L726-L726] (((0 <= __unbuffered_cnt) && (0 <= y)) && (x <= 1)) && (x == 0 || x == 1) [2024-01-29 22:53:37,403 INFO L98 nessWitnessExtractor]: Location invariant before [L726-L726] ((((0 <= __unbuffered_cnt) && (0 <= y)) && (x <= 1)) && (main$tmp_guard0 == (_Bool)0 || main$tmp_guard0 == (_Bool)1)) && ((y == 0 || y == 1) || y == 2) [2024-01-29 22:53:37,403 INFO L98 nessWitnessExtractor]: Location invariant before [L726-L726] ((0 <= __unbuffered_cnt) && (0 <= y)) && (__unbuffered_p0_EAX <= 1) [2024-01-29 22:53:37,403 INFO L98 nessWitnessExtractor]: Location invariant before [L726-L726] (((0 <= __unbuffered_cnt) && (0 <= y)) && (x <= 1)) && (y <= 2) [2024-01-29 22:53:37,403 INFO L98 nessWitnessExtractor]: Location invariant before [L726-L726] (0 <= __unbuffered_cnt) && (0 <= __unbuffered_p0_EAX) [2024-01-29 22:53:37,403 INFO L98 nessWitnessExtractor]: Location invariant before [L726-L726] (((0 <= __unbuffered_cnt) && (0 <= y)) && (x <= 1)) && (main$tmp_guard1 == (_Bool)0 || main$tmp_guard1 == (_Bool)1) [2024-01-29 22:53:37,403 INFO L98 nessWitnessExtractor]: Location invariant before [L726-L726] ((0 <= __unbuffered_cnt) && (0 <= y)) && (x <= 1) [2024-01-29 22:53:37,403 INFO L98 nessWitnessExtractor]: Location invariant before [L726-L726] (((0 <= __unbuffered_cnt) && (0 <= y)) && (x <= 1)) && (y <= 127) [2024-01-29 22:53:37,404 INFO L98 nessWitnessExtractor]: Location invariant before [L726-L726] (0 <= __unbuffered_cnt) && (0 <= y) [2024-01-29 22:53:37,404 INFO L98 nessWitnessExtractor]: Location invariant before [L726-L726] (((0 <= __unbuffered_cnt) && (0 <= y)) && (x <= 1)) && (__unbuffered_p0_EAX == 0 || __unbuffered_p0_EAX == 1) [2024-01-29 22:53:37,404 INFO L98 nessWitnessExtractor]: Location invariant before [L726-L726] 0 <= __unbuffered_cnt [2024-01-29 22:53:37,404 INFO L98 nessWitnessExtractor]: Location invariant before [L726-L726] (0 <= __unbuffered_cnt) && (0 <= x) [2024-01-29 22:53:37,405 INFO L98 nessWitnessExtractor]: Location invariant before [L726-L726] (((0 <= __unbuffered_cnt) && (0 <= y)) && (x <= 1)) && ((unsigned long )arg == 0UL) [2024-01-29 22:53:37,405 INFO L98 nessWitnessExtractor]: Location invariant before [L769-L769] ((0 <= __unbuffered_cnt) && (__unbuffered_p0_EAX <= 1)) && (main$tmp_guard1 == (_Bool)0 || main$tmp_guard1 == (_Bool)1) [2024-01-29 22:53:37,405 INFO L98 nessWitnessExtractor]: Location invariant before [L769-L769] (0 <= __unbuffered_cnt) && (__unbuffered_p0_EAX <= 1) [2024-01-29 22:53:37,405 INFO L98 nessWitnessExtractor]: Location invariant before [L769-L769] (0 <= __unbuffered_cnt) && (0 <= __unbuffered_p0_EAX) [2024-01-29 22:53:37,405 INFO L98 nessWitnessExtractor]: Location invariant before [L769-L769] (0 <= __unbuffered_cnt) && (0 <= x) [2024-01-29 22:53:37,405 INFO L98 nessWitnessExtractor]: Location invariant before [L769-L769] (((0 <= __unbuffered_cnt) && (__unbuffered_p0_EAX <= 1)) && (main$tmp_guard1 == (_Bool)0 || main$tmp_guard1 == (_Bool)1)) && (x == 0 || x == 1) [2024-01-29 22:53:37,405 INFO L98 nessWitnessExtractor]: Location invariant before [L769-L769] (((0 <= __unbuffered_cnt) && (__unbuffered_p0_EAX <= 1)) && (main$tmp_guard1 == (_Bool)0 || main$tmp_guard1 == (_Bool)1)) && ((y == 0 || y == 1) || y == 2) [2024-01-29 22:53:37,405 INFO L98 nessWitnessExtractor]: Location invariant before [L769-L769] ((0 <= __unbuffered_cnt) && (__unbuffered_p0_EAX <= 1)) && (x <= 1) [2024-01-29 22:53:37,406 INFO L98 nessWitnessExtractor]: Location invariant before [L769-L769] 0 <= __unbuffered_cnt [2024-01-29 22:53:37,406 INFO L98 nessWitnessExtractor]: Location invariant before [L769-L769] ((0 <= __unbuffered_cnt) && (__unbuffered_p0_EAX <= 1)) && (y <= 2) [2024-01-29 22:53:37,406 INFO L98 nessWitnessExtractor]: Location invariant before [L769-L769] ((0 <= __unbuffered_cnt) && (__unbuffered_p0_EAX <= 1)) && (__unbuffered_p0_EAX == 0 || __unbuffered_p0_EAX == 1) [2024-01-29 22:53:37,406 INFO L98 nessWitnessExtractor]: Location invariant before [L769-L769] ((0 <= __unbuffered_cnt) && (__unbuffered_p0_EAX <= 1)) && (y <= 127) [2024-01-29 22:53:37,406 INFO L98 nessWitnessExtractor]: Location invariant before [L769-L769] (0 <= __unbuffered_cnt) && (0 <= y) [2024-01-29 22:53:37,406 INFO L98 nessWitnessExtractor]: Location invariant before [L769-L769] ((0 <= __unbuffered_cnt) && (__unbuffered_p0_EAX <= 1)) && (main$tmp_guard0 == (_Bool)0 || main$tmp_guard0 == (_Bool)1) [2024-01-29 22:53:37,406 INFO L98 nessWitnessExtractor]: Location invariant before [L736-L736] (unsigned long )arg == 0UL [2024-01-29 22:53:37,407 INFO L98 nessWitnessExtractor]: Location invariant before [L720-L720] ((0 <= __unbuffered_cnt) && (0 <= x)) && (x == 0 || x == 1) [2024-01-29 22:53:37,407 INFO L98 nessWitnessExtractor]: Location invariant before [L720-L720] (0 <= __unbuffered_cnt) && (0 <= x) [2024-01-29 22:53:37,407 INFO L98 nessWitnessExtractor]: Location invariant before [L720-L720] ((0 <= __unbuffered_cnt) && (0 <= x)) && (__unbuffered_p0_EAX == 0 || __unbuffered_p0_EAX == 1) [2024-01-29 22:53:37,407 INFO L98 nessWitnessExtractor]: Location invariant before [L720-L720] ((0 <= __unbuffered_cnt) && (0 <= x)) && (main$tmp_guard0 == (_Bool)0 || main$tmp_guard0 == (_Bool)1) [2024-01-29 22:53:37,408 INFO L98 nessWitnessExtractor]: Location invariant before [L720-L720] (0 <= __unbuffered_cnt) && (0 <= __unbuffered_p0_EAX) [2024-01-29 22:53:37,408 INFO L98 nessWitnessExtractor]: Location invariant before [L720-L720] ((0 <= __unbuffered_cnt) && (0 <= x)) && (__unbuffered_p0_EAX <= 1) [2024-01-29 22:53:37,408 INFO L98 nessWitnessExtractor]: Location invariant before [L720-L720] ((0 <= __unbuffered_cnt) && (0 <= x)) && (main$tmp_guard1 == (_Bool)0 || main$tmp_guard1 == (_Bool)1) [2024-01-29 22:53:37,408 INFO L98 nessWitnessExtractor]: Location invariant before [L720-L720] ((0 <= __unbuffered_cnt) && (0 <= x)) && (y <= 127) [2024-01-29 22:53:37,408 INFO L98 nessWitnessExtractor]: Location invariant before [L720-L720] (((0 <= __unbuffered_cnt) && (0 <= x)) && (x == 0 || x == 1)) && ((y == 0 || y == 1) || y == 2) [2024-01-29 22:53:37,409 INFO L98 nessWitnessExtractor]: Location invariant before [L720-L720] ((0 <= __unbuffered_cnt) && (0 <= x)) && (0 <= y) [2024-01-29 22:53:37,409 INFO L98 nessWitnessExtractor]: Location invariant before [L720-L720] 0 <= __unbuffered_cnt [2024-01-29 22:53:37,409 INFO L98 nessWitnessExtractor]: Location invariant before [L720-L720] ((0 <= __unbuffered_cnt) && (0 <= x)) && (y <= 2) [2024-01-29 22:53:37,410 INFO L98 nessWitnessExtractor]: Location invariant before [L720-L720] ((0 <= __unbuffered_cnt) && (0 <= x)) && ((unsigned long )arg == 0UL) [2024-01-29 22:53:37,410 INFO L98 nessWitnessExtractor]: Location invariant before [L720-L720] ((0 <= __unbuffered_cnt) && (0 <= x)) && (x <= 1) [2024-01-29 22:53:37,411 INFO L98 nessWitnessExtractor]: Location invariant before [L741-L741] 0 <= __unbuffered_cnt [2024-01-29 22:53:37,411 INFO L98 nessWitnessExtractor]: Location invariant before [L741-L741] (0 <= __unbuffered_cnt) && ((unsigned long )arg == 0UL) [2024-01-29 22:53:37,411 INFO L98 nessWitnessExtractor]: Location invariant before [L741-L741] (0 <= __unbuffered_cnt) && (main$tmp_guard1 == (_Bool)0 || main$tmp_guard1 == (_Bool)1) [2024-01-29 22:53:37,411 INFO L98 nessWitnessExtractor]: Location invariant before [L741-L741] (0 <= __unbuffered_cnt) && (x == 0 || x == 1) [2024-01-29 22:53:37,411 INFO L98 nessWitnessExtractor]: Location invariant before [L741-L741] (0 <= __unbuffered_cnt) && (0 <= x) [2024-01-29 22:53:37,411 INFO L98 nessWitnessExtractor]: Location invariant before [L741-L741] (0 <= __unbuffered_cnt) && (main$tmp_guard0 == (_Bool)0 || main$tmp_guard0 == (_Bool)1) [2024-01-29 22:53:37,412 INFO L98 nessWitnessExtractor]: Location invariant before [L741-L741] (0 <= __unbuffered_cnt) && (x <= 1) [2024-01-29 22:53:37,412 INFO L98 nessWitnessExtractor]: Location invariant before [L741-L741] (0 <= __unbuffered_cnt) && (0 <= __unbuffered_p0_EAX) [2024-01-29 22:53:37,412 INFO L98 nessWitnessExtractor]: Location invariant before [L741-L741] (0 <= __unbuffered_cnt) && (y == 1) [2024-01-29 22:53:37,412 INFO L98 nessWitnessExtractor]: Location invariant before [L741-L741] (0 <= __unbuffered_cnt) && (__unbuffered_p0_EAX <= 1) [2024-01-29 22:53:37,412 INFO L98 nessWitnessExtractor]: Location invariant before [L741-L741] (0 <= __unbuffered_cnt) && (__unbuffered_p0_EAX == 0 || __unbuffered_p0_EAX == 1) [2024-01-29 22:53:37,413 INFO L98 nessWitnessExtractor]: Location invariant before [L722-L722] (unsigned long )arg == 0UL [2024-01-29 22:53:37,413 INFO L98 nessWitnessExtractor]: Location invariant before [L772-L772] ((0 <= __unbuffered_cnt) && (0 <= __unbuffered_p0_EAX)) && (y <= 2) [2024-01-29 22:53:37,413 INFO L98 nessWitnessExtractor]: Location invariant before [L772-L772] ((0 <= __unbuffered_cnt) && (0 <= __unbuffered_p0_EAX)) && (0 <= x) [2024-01-29 22:53:37,413 INFO L98 nessWitnessExtractor]: Location invariant before [L772-L772] ((0 <= __unbuffered_cnt) && (0 <= __unbuffered_p0_EAX)) && (main$tmp_guard0 == (_Bool)0 || main$tmp_guard0 == (_Bool)1) [2024-01-29 22:53:37,413 INFO L98 nessWitnessExtractor]: Location invariant before [L772-L772] (0 <= __unbuffered_cnt) && (0 <= __unbuffered_p0_EAX) [2024-01-29 22:53:37,413 INFO L98 nessWitnessExtractor]: Location invariant before [L772-L772] ((0 <= __unbuffered_cnt) && (0 <= __unbuffered_p0_EAX)) && (x == 0 || x == 1) [2024-01-29 22:53:37,413 INFO L98 nessWitnessExtractor]: Location invariant before [L772-L772] ((0 <= __unbuffered_cnt) && (0 <= __unbuffered_p0_EAX)) && ((y == 0 || y == 1) || y == 2) [2024-01-29 22:53:37,414 INFO L98 nessWitnessExtractor]: Location invariant before [L772-L772] 0 <= __unbuffered_cnt [2024-01-29 22:53:37,414 INFO L98 nessWitnessExtractor]: Location invariant before [L772-L772] ((0 <= __unbuffered_cnt) && (0 <= __unbuffered_p0_EAX)) && (y <= 127) [2024-01-29 22:53:37,414 INFO L98 nessWitnessExtractor]: Location invariant before [L772-L772] ((0 <= __unbuffered_cnt) && (0 <= __unbuffered_p0_EAX)) && (__unbuffered_p0_EAX <= 1) [2024-01-29 22:53:37,414 INFO L98 nessWitnessExtractor]: Location invariant before [L772-L772] ((0 <= __unbuffered_cnt) && (0 <= __unbuffered_p0_EAX)) && (__unbuffered_p0_EAX == 0 || __unbuffered_p0_EAX == 1) [2024-01-29 22:53:37,414 INFO L98 nessWitnessExtractor]: Location invariant before [L772-L772] ((0 <= __unbuffered_cnt) && (0 <= __unbuffered_p0_EAX)) && (main$tmp_guard1 == (_Bool)0 || main$tmp_guard1 == (_Bool)1) [2024-01-29 22:53:37,414 INFO L98 nessWitnessExtractor]: Location invariant before [L772-L772] ((0 <= __unbuffered_cnt) && (0 <= __unbuffered_p0_EAX)) && (0 <= y) [2024-01-29 22:53:37,414 INFO L98 nessWitnessExtractor]: Location invariant before [L772-L772] ((0 <= __unbuffered_cnt) && (0 <= __unbuffered_p0_EAX)) && (x <= 1) [2024-01-29 22:53:37,414 INFO L98 nessWitnessExtractor]: Location invariant before [L766-L766] 0 <= __unbuffered_cnt [2024-01-29 22:53:37,414 INFO L98 nessWitnessExtractor]: Location invariant before [L766-L766] (0 <= __unbuffered_cnt) && (0 <= y) [2024-01-29 22:53:37,415 INFO L98 nessWitnessExtractor]: Location invariant before [L766-L766] (0 <= __unbuffered_cnt) && (y <= 2) [2024-01-29 22:53:37,415 INFO L98 nessWitnessExtractor]: Location invariant before [L766-L766] (0 <= __unbuffered_cnt) && (__unbuffered_p0_EAX == 0 || __unbuffered_p0_EAX == 1) [2024-01-29 22:53:37,415 INFO L98 nessWitnessExtractor]: Location invariant before [L766-L766] (0 <= __unbuffered_cnt) && (main$tmp_guard1 == (_Bool)0 || main$tmp_guard1 == (_Bool)1) [2024-01-29 22:53:37,415 INFO L98 nessWitnessExtractor]: Location invariant before [L766-L766] (0 <= __unbuffered_cnt) && (0 <= __unbuffered_p0_EAX) [2024-01-29 22:53:37,415 INFO L98 nessWitnessExtractor]: Location invariant before [L766-L766] (0 <= __unbuffered_cnt) && (y <= 127) [2024-01-29 22:53:37,415 INFO L98 nessWitnessExtractor]: Location invariant before [L766-L766] (0 <= __unbuffered_cnt) && (__unbuffered_p0_EAX <= 1) [2024-01-29 22:53:37,415 INFO L98 nessWitnessExtractor]: Location invariant before [L766-L766] (0 <= __unbuffered_cnt) && (main$tmp_guard0 == (_Bool)0 || main$tmp_guard0 == (_Bool)1) [2024-01-29 22:53:37,415 INFO L98 nessWitnessExtractor]: Location invariant before [L766-L766] (0 <= __unbuffered_cnt) && (x == 0 || x == 1) [2024-01-29 22:53:37,416 INFO L98 nessWitnessExtractor]: Location invariant before [L766-L766] (0 <= __unbuffered_cnt) && ((y == 0 || y == 1) || y == 2) [2024-01-29 22:53:37,416 INFO L98 nessWitnessExtractor]: Location invariant before [L766-L766] (0 <= __unbuffered_cnt) && (x <= 1) [2024-01-29 22:53:37,416 INFO L98 nessWitnessExtractor]: Location invariant before [L766-L766] (0 <= __unbuffered_cnt) && (0 <= x) [2024-01-29 22:53:37,417 INFO L98 nessWitnessExtractor]: Location invariant before [L721-L721] 0 <= __unbuffered_cnt [2024-01-29 22:53:37,417 INFO L98 nessWitnessExtractor]: Location invariant before [L721-L721] (0 <= __unbuffered_cnt) && (y == 2) [2024-01-29 22:53:37,417 INFO L98 nessWitnessExtractor]: Location invariant before [L721-L721] (0 <= __unbuffered_cnt) && (x == 0 || x == 1) [2024-01-29 22:53:37,417 INFO L98 nessWitnessExtractor]: Location invariant before [L721-L721] (0 <= __unbuffered_cnt) && (__unbuffered_p0_EAX <= 1) [2024-01-29 22:53:37,417 INFO L98 nessWitnessExtractor]: Location invariant before [L721-L721] (0 <= __unbuffered_cnt) && ((unsigned long )arg == 0UL) [2024-01-29 22:53:37,417 INFO L98 nessWitnessExtractor]: Location invariant before [L721-L721] (0 <= __unbuffered_cnt) && (0 <= __unbuffered_p0_EAX) [2024-01-29 22:53:37,417 INFO L98 nessWitnessExtractor]: Location invariant before [L721-L721] (0 <= __unbuffered_cnt) && (x <= 1) [2024-01-29 22:53:37,417 INFO L98 nessWitnessExtractor]: Location invariant before [L721-L721] (0 <= __unbuffered_cnt) && (__unbuffered_p0_EAX == 0 || __unbuffered_p0_EAX == 1) [2024-01-29 22:53:37,417 INFO L98 nessWitnessExtractor]: Location invariant before [L721-L721] (0 <= __unbuffered_cnt) && (0 <= x) [2024-01-29 22:53:37,418 INFO L98 nessWitnessExtractor]: Location invariant before [L721-L721] (0 <= __unbuffered_cnt) && (main$tmp_guard0 == (_Bool)0 || main$tmp_guard0 == (_Bool)1) [2024-01-29 22:53:37,418 INFO L98 nessWitnessExtractor]: Location invariant before [L721-L721] (0 <= __unbuffered_cnt) && (main$tmp_guard1 == (_Bool)0 || main$tmp_guard1 == (_Bool)1) [2024-01-29 22:53:37,418 INFO L98 nessWitnessExtractor]: Location invariant before [L719-L719] (unsigned long )arg == 0UL [2024-01-29 22:53:37,418 INFO L98 nessWitnessExtractor]: Location invariant before [L742-L742] (unsigned long )arg == 0UL [2024-01-29 22:53:37,419 INFO L98 nessWitnessExtractor]: Location invariant before [L743-L743] (0 <= __unbuffered_cnt) && (0 <= __unbuffered_p0_EAX) [2024-01-29 22:53:37,419 INFO L98 nessWitnessExtractor]: Location invariant before [L743-L743] ((0 <= __unbuffered_cnt) && (0 <= __unbuffered_p0_EAX)) && ((y == 0 || y == 1) || y == 2) [2024-01-29 22:53:37,419 INFO L98 nessWitnessExtractor]: Location invariant before [L743-L743] ((0 <= __unbuffered_cnt) && (0 <= __unbuffered_p0_EAX)) && (main$tmp_guard1 == (_Bool)0 || main$tmp_guard1 == (_Bool)1) [2024-01-29 22:53:37,419 INFO L98 nessWitnessExtractor]: Location invariant before [L743-L743] ((0 <= __unbuffered_cnt) && (0 <= __unbuffered_p0_EAX)) && ((unsigned long )arg == 0UL) [2024-01-29 22:53:37,419 INFO L98 nessWitnessExtractor]: Location invariant before [L743-L743] ((0 <= __unbuffered_cnt) && (0 <= __unbuffered_p0_EAX)) && (__unbuffered_p0_EAX <= 1) [2024-01-29 22:53:37,420 INFO L98 nessWitnessExtractor]: Location invariant before [L743-L743] ((0 <= __unbuffered_cnt) && (0 <= __unbuffered_p0_EAX)) && (y <= 127) [2024-01-29 22:53:37,420 INFO L98 nessWitnessExtractor]: Location invariant before [L743-L743] ((0 <= __unbuffered_cnt) && (0 <= __unbuffered_p0_EAX)) && (x <= 1) [2024-01-29 22:53:37,420 INFO L98 nessWitnessExtractor]: Location invariant before [L743-L743] ((0 <= __unbuffered_cnt) && (0 <= __unbuffered_p0_EAX)) && (0 <= x) [2024-01-29 22:53:37,420 INFO L98 nessWitnessExtractor]: Location invariant before [L743-L743] ((0 <= __unbuffered_cnt) && (0 <= __unbuffered_p0_EAX)) && (y <= 2) [2024-01-29 22:53:37,420 INFO L98 nessWitnessExtractor]: Location invariant before [L743-L743] ((0 <= __unbuffered_cnt) && (0 <= __unbuffered_p0_EAX)) && (x == 0 || x == 1) [2024-01-29 22:53:37,420 INFO L98 nessWitnessExtractor]: Location invariant before [L743-L743] ((0 <= __unbuffered_cnt) && (0 <= __unbuffered_p0_EAX)) && (0 <= y) [2024-01-29 22:53:37,421 INFO L98 nessWitnessExtractor]: Location invariant before [L743-L743] 0 <= __unbuffered_cnt [2024-01-29 22:53:37,421 INFO L98 nessWitnessExtractor]: Location invariant before [L743-L743] ((0 <= __unbuffered_cnt) && (0 <= __unbuffered_p0_EAX)) && (main$tmp_guard0 == (_Bool)0 || main$tmp_guard0 == (_Bool)1) [2024-01-29 22:53:37,421 INFO L98 nessWitnessExtractor]: Location invariant before [L743-L743] ((0 <= __unbuffered_cnt) && (0 <= __unbuffered_p0_EAX)) && (__unbuffered_p0_EAX == 0 || __unbuffered_p0_EAX == 1) [2024-01-29 22:53:37,421 INFO L98 nessWitnessExtractor]: Location invariant before [L723-L723] (((0 <= __unbuffered_cnt) && (0 <= __unbuffered_p0_EAX)) && (0 <= x)) && (__unbuffered_p0_EAX <= 1) [2024-01-29 22:53:37,421 INFO L98 nessWitnessExtractor]: Location invariant before [L723-L723] ((((0 <= __unbuffered_cnt) && (0 <= __unbuffered_p0_EAX)) && (0 <= x)) && (__unbuffered_p0_EAX <= 1)) && (__unbuffered_p0_EAX == 0 || __unbuffered_p0_EAX == 1) [2024-01-29 22:53:37,422 INFO L98 nessWitnessExtractor]: Location invariant before [L723-L723] ((((0 <= __unbuffered_cnt) && (0 <= __unbuffered_p0_EAX)) && (0 <= x)) && (__unbuffered_p0_EAX <= 1)) && (main$tmp_guard1 == (_Bool)0 || main$tmp_guard1 == (_Bool)1) [2024-01-29 22:53:37,422 INFO L98 nessWitnessExtractor]: Location invariant before [L723-L723] (0 <= __unbuffered_cnt) && (0 <= __unbuffered_p0_EAX) [2024-01-29 22:53:37,422 INFO L98 nessWitnessExtractor]: Location invariant before [L723-L723] 0 <= __unbuffered_cnt [2024-01-29 22:53:37,423 INFO L98 nessWitnessExtractor]: Location invariant before [L723-L723] ((((0 <= __unbuffered_cnt) && (0 <= __unbuffered_p0_EAX)) && (0 <= x)) && (__unbuffered_p0_EAX <= 1)) && (main$tmp_guard0 == (_Bool)0 || main$tmp_guard0 == (_Bool)1) [2024-01-29 22:53:37,423 INFO L98 nessWitnessExtractor]: Location invariant before [L723-L723] ((((0 <= __unbuffered_cnt) && (0 <= __unbuffered_p0_EAX)) && (0 <= x)) && (__unbuffered_p0_EAX <= 1)) && (x <= 1) [2024-01-29 22:53:37,425 INFO L98 nessWitnessExtractor]: Location invariant before [L723-L723] ((((0 <= __unbuffered_cnt) && (0 <= __unbuffered_p0_EAX)) && (0 <= x)) && (__unbuffered_p0_EAX <= 1)) && (y <= 2) [2024-01-29 22:53:37,426 INFO L98 nessWitnessExtractor]: Location invariant before [L723-L723] ((0 <= __unbuffered_cnt) && (0 <= __unbuffered_p0_EAX)) && (0 <= x) [2024-01-29 22:53:37,426 INFO L98 nessWitnessExtractor]: Location invariant before [L723-L723] ((((0 <= __unbuffered_cnt) && (0 <= __unbuffered_p0_EAX)) && (0 <= x)) && (__unbuffered_p0_EAX <= 1)) && ((y == 0 || y == 1) || y == 2) [2024-01-29 22:53:37,426 INFO L98 nessWitnessExtractor]: Location invariant before [L723-L723] ((((0 <= __unbuffered_cnt) && (0 <= __unbuffered_p0_EAX)) && (0 <= x)) && (__unbuffered_p0_EAX <= 1)) && (y <= 127) [2024-01-29 22:53:37,432 INFO L98 nessWitnessExtractor]: Location invariant before [L723-L723] ((((0 <= __unbuffered_cnt) && (0 <= __unbuffered_p0_EAX)) && (0 <= x)) && (__unbuffered_p0_EAX <= 1)) && ((unsigned long )arg == 0UL) [2024-01-29 22:53:37,432 INFO L98 nessWitnessExtractor]: Location invariant before [L723-L723] ((((0 <= __unbuffered_cnt) && (0 <= __unbuffered_p0_EAX)) && (0 <= x)) && (__unbuffered_p0_EAX <= 1)) && (x == 0 || x == 1) [2024-01-29 22:53:37,433 INFO L98 nessWitnessExtractor]: Location invariant before [L723-L723] (((0 <= __unbuffered_cnt) && (0 <= __unbuffered_p0_EAX)) && (0 <= x)) && (0 <= y) [2024-01-29 22:53:37,433 INFO L98 nessWitnessExtractor]: Location invariant before [L737-L737] (((0 <= __unbuffered_cnt) && (0 <= __unbuffered_p0_EAX)) && (0 <= x)) && (y <= 2) [2024-01-29 22:53:37,433 INFO L98 nessWitnessExtractor]: Location invariant before [L737-L737] ((((0 <= __unbuffered_cnt) && (0 <= __unbuffered_p0_EAX)) && (0 <= x)) && (y <= 2)) && (__unbuffered_p0_EAX == 0 || __unbuffered_p0_EAX == 1) [2024-01-29 22:53:37,433 INFO L98 nessWitnessExtractor]: Location invariant before [L737-L737] ((((0 <= __unbuffered_cnt) && (0 <= __unbuffered_p0_EAX)) && (0 <= x)) && (y <= 2)) && ((y == 0 || y == 1) || y == 2) [2024-01-29 22:53:37,433 INFO L98 nessWitnessExtractor]: Location invariant before [L737-L737] ((((0 <= __unbuffered_cnt) && (0 <= __unbuffered_p0_EAX)) && (0 <= x)) && (y <= 2)) && ((unsigned long )arg == 0UL) [2024-01-29 22:53:37,433 INFO L98 nessWitnessExtractor]: Location invariant before [L737-L737] (0 <= __unbuffered_cnt) && (0 <= __unbuffered_p0_EAX) [2024-01-29 22:53:37,433 INFO L98 nessWitnessExtractor]: Location invariant before [L737-L737] 0 <= __unbuffered_cnt [2024-01-29 22:53:37,433 INFO L98 nessWitnessExtractor]: Location invariant before [L737-L737] (((0 <= __unbuffered_cnt) && (0 <= __unbuffered_p0_EAX)) && (0 <= x)) && (x <= 1) [2024-01-29 22:53:37,433 INFO L98 nessWitnessExtractor]: Location invariant before [L737-L737] ((((0 <= __unbuffered_cnt) && (0 <= __unbuffered_p0_EAX)) && (0 <= x)) && (y <= 2)) && (main$tmp_guard1 == (_Bool)0 || main$tmp_guard1 == (_Bool)1) [2024-01-29 22:53:37,433 INFO L98 nessWitnessExtractor]: Location invariant before [L737-L737] (((0 <= __unbuffered_cnt) && (0 <= __unbuffered_p0_EAX)) && (0 <= x)) && (0 <= y) [2024-01-29 22:53:37,434 INFO L98 nessWitnessExtractor]: Location invariant before [L737-L737] ((((0 <= __unbuffered_cnt) && (0 <= __unbuffered_p0_EAX)) && (0 <= x)) && (y <= 2)) && (x == 0 || x == 1) [2024-01-29 22:53:37,434 INFO L98 nessWitnessExtractor]: Location invariant before [L737-L737] ((((0 <= __unbuffered_cnt) && (0 <= __unbuffered_p0_EAX)) && (0 <= x)) && (y <= 2)) && (y <= 127) [2024-01-29 22:53:37,434 INFO L98 nessWitnessExtractor]: Location invariant before [L737-L737] ((0 <= __unbuffered_cnt) && (0 <= __unbuffered_p0_EAX)) && (0 <= x) [2024-01-29 22:53:37,434 INFO L98 nessWitnessExtractor]: Location invariant before [L737-L737] ((((0 <= __unbuffered_cnt) && (0 <= __unbuffered_p0_EAX)) && (0 <= x)) && (y <= 2)) && (main$tmp_guard0 == (_Bool)0 || main$tmp_guard0 == (_Bool)1) [2024-01-29 22:53:37,434 INFO L98 nessWitnessExtractor]: Location invariant before [L737-L737] (((0 <= __unbuffered_cnt) && (0 <= __unbuffered_p0_EAX)) && (0 <= x)) && (__unbuffered_p0_EAX <= 1) [2024-01-29 22:53:37,434 INFO L98 nessWitnessExtractor]: Location invariant before [L724-L724] (unsigned long )arg == 0UL [2024-01-29 22:53:37,434 INFO L98 nessWitnessExtractor]: Location invariant before [L730-L730] (0 <= __unbuffered_cnt) && (0 <= __unbuffered_p0_EAX) [2024-01-29 22:53:37,435 INFO L98 nessWitnessExtractor]: Location invariant before [L730-L730] ((0 <= __unbuffered_cnt) && (0 <= __unbuffered_p0_EAX)) && (y <= 2) [2024-01-29 22:53:37,435 INFO L98 nessWitnessExtractor]: Location invariant before [L730-L730] 0 <= __unbuffered_cnt [2024-01-29 22:53:37,435 INFO L98 nessWitnessExtractor]: Location invariant before [L730-L730] ((0 <= __unbuffered_cnt) && (0 <= __unbuffered_p0_EAX)) && ((unsigned long )arg == 0UL) [2024-01-29 22:53:37,435 INFO L98 nessWitnessExtractor]: Location invariant before [L730-L730] ((0 <= __unbuffered_cnt) && (0 <= __unbuffered_p0_EAX)) && (__unbuffered_p0_EAX <= 1) [2024-01-29 22:53:37,435 INFO L98 nessWitnessExtractor]: Location invariant before [L730-L730] ((0 <= __unbuffered_cnt) && (0 <= __unbuffered_p0_EAX)) && (0 <= y) [2024-01-29 22:53:37,435 INFO L98 nessWitnessExtractor]: Location invariant before [L730-L730] ((0 <= __unbuffered_cnt) && (0 <= __unbuffered_p0_EAX)) && (__unbuffered_p0_EAX == 0 || __unbuffered_p0_EAX == 1) [2024-01-29 22:53:37,436 INFO L98 nessWitnessExtractor]: Location invariant before [L730-L730] ((0 <= __unbuffered_cnt) && (0 <= __unbuffered_p0_EAX)) && (x == 0 || x == 1) [2024-01-29 22:53:37,436 INFO L98 nessWitnessExtractor]: Location invariant before [L730-L730] ((0 <= __unbuffered_cnt) && (0 <= __unbuffered_p0_EAX)) && ((y == 0 || y == 1) || y == 2) [2024-01-29 22:53:37,436 INFO L98 nessWitnessExtractor]: Location invariant before [L730-L730] ((0 <= __unbuffered_cnt) && (0 <= __unbuffered_p0_EAX)) && (0 <= x) [2024-01-29 22:53:37,436 INFO L98 nessWitnessExtractor]: Location invariant before [L730-L730] ((0 <= __unbuffered_cnt) && (0 <= __unbuffered_p0_EAX)) && (main$tmp_guard1 == (_Bool)0 || main$tmp_guard1 == (_Bool)1) [2024-01-29 22:53:37,436 INFO L98 nessWitnessExtractor]: Location invariant before [L730-L730] ((0 <= __unbuffered_cnt) && (0 <= __unbuffered_p0_EAX)) && (x <= 1) [2024-01-29 22:53:37,436 INFO L98 nessWitnessExtractor]: Location invariant before [L730-L730] ((0 <= __unbuffered_cnt) && (0 <= __unbuffered_p0_EAX)) && (y <= 127) [2024-01-29 22:53:37,436 INFO L98 nessWitnessExtractor]: Location invariant before [L730-L730] ((0 <= __unbuffered_cnt) && (0 <= __unbuffered_p0_EAX)) && (main$tmp_guard0 == (_Bool)0 || main$tmp_guard0 == (_Bool)1) [2024-01-29 22:53:37,436 INFO L98 nessWitnessExtractor]: Location invariant before [L765-L765] (0 <= __unbuffered_cnt) && (0 <= __unbuffered_p0_EAX) [2024-01-29 22:53:37,436 INFO L98 nessWitnessExtractor]: Location invariant before [L765-L765] ((0 <= __unbuffered_cnt) && (0 <= __unbuffered_p0_EAX)) && (__unbuffered_p0_EAX == 0 || __unbuffered_p0_EAX == 1) [2024-01-29 22:53:37,437 INFO L98 nessWitnessExtractor]: Location invariant before [L765-L765] ((0 <= __unbuffered_cnt) && (0 <= __unbuffered_p0_EAX)) && (0 <= x) [2024-01-29 22:53:37,437 INFO L98 nessWitnessExtractor]: Location invariant before [L765-L765] ((0 <= __unbuffered_cnt) && (0 <= __unbuffered_p0_EAX)) && (y <= 127) [2024-01-29 22:53:37,437 INFO L98 nessWitnessExtractor]: Location invariant before [L765-L765] ((0 <= __unbuffered_cnt) && (0 <= __unbuffered_p0_EAX)) && ((y == 0 || y == 1) || y == 2) [2024-01-29 22:53:37,437 INFO L98 nessWitnessExtractor]: Location invariant before [L765-L765] ((0 <= __unbuffered_cnt) && (0 <= __unbuffered_p0_EAX)) && (main$tmp_guard0 == (_Bool)0 || main$tmp_guard0 == (_Bool)1) [2024-01-29 22:53:37,437 INFO L98 nessWitnessExtractor]: Location invariant before [L765-L765] ((0 <= __unbuffered_cnt) && (0 <= __unbuffered_p0_EAX)) && (__unbuffered_p0_EAX <= 1) [2024-01-29 22:53:37,437 INFO L98 nessWitnessExtractor]: Location invariant before [L765-L765] ((0 <= __unbuffered_cnt) && (0 <= __unbuffered_p0_EAX)) && (0 <= y) [2024-01-29 22:53:37,437 INFO L98 nessWitnessExtractor]: Location invariant before [L765-L765] ((0 <= __unbuffered_cnt) && (0 <= __unbuffered_p0_EAX)) && (x <= 1) [2024-01-29 22:53:37,437 INFO L98 nessWitnessExtractor]: Location invariant before [L765-L765] ((0 <= __unbuffered_cnt) && (0 <= __unbuffered_p0_EAX)) && (main$tmp_guard1 == (_Bool)0 || main$tmp_guard1 == (_Bool)1) [2024-01-29 22:53:37,437 INFO L98 nessWitnessExtractor]: Location invariant before [L765-L765] ((0 <= __unbuffered_cnt) && (0 <= __unbuffered_p0_EAX)) && (x == 0 || x == 1) [2024-01-29 22:53:37,437 INFO L98 nessWitnessExtractor]: Location invariant before [L765-L765] 0 <= __unbuffered_cnt [2024-01-29 22:53:37,438 INFO L98 nessWitnessExtractor]: Location invariant before [L765-L765] ((0 <= __unbuffered_cnt) && (0 <= __unbuffered_p0_EAX)) && (y <= 2) [2024-01-29 22:53:37,438 INFO L98 nessWitnessExtractor]: Location invariant before [L745-L745] (0 <= __unbuffered_cnt) && (y <= 127) [2024-01-29 22:53:37,438 INFO L98 nessWitnessExtractor]: Location invariant before [L745-L745] ((0 <= __unbuffered_cnt) && (y <= 127)) && ((y == 0 || y == 1) || y == 2) [2024-01-29 22:53:37,439 INFO L98 nessWitnessExtractor]: Location invariant before [L745-L745] (0 <= __unbuffered_cnt) && (__unbuffered_p0_EAX <= 1) [2024-01-29 22:53:37,439 INFO L98 nessWitnessExtractor]: Location invariant before [L745-L745] ((0 <= __unbuffered_cnt) && (y <= 127)) && ((unsigned long )arg == 0UL) [2024-01-29 22:53:37,439 INFO L98 nessWitnessExtractor]: Location invariant before [L745-L745] ((0 <= __unbuffered_cnt) && (y <= 127)) && (x == 0 || x == 1) [2024-01-29 22:53:37,439 INFO L98 nessWitnessExtractor]: Location invariant before [L745-L745] 0 <= __unbuffered_cnt [2024-01-29 22:53:37,439 INFO L98 nessWitnessExtractor]: Location invariant before [L745-L745] (0 <= __unbuffered_cnt) && (0 <= x) [2024-01-29 22:53:37,439 INFO L98 nessWitnessExtractor]: Location invariant before [L745-L745] ((0 <= __unbuffered_cnt) && (y <= 127)) && (__unbuffered_p0_EAX == 0 || __unbuffered_p0_EAX == 1) [2024-01-29 22:53:37,439 INFO L98 nessWitnessExtractor]: Location invariant before [L745-L745] (0 <= __unbuffered_cnt) && (0 <= __unbuffered_p0_EAX) [2024-01-29 22:53:37,440 INFO L98 nessWitnessExtractor]: Location invariant before [L745-L745] (0 <= __unbuffered_cnt) && (y <= 2) [2024-01-29 22:53:37,440 INFO L98 nessWitnessExtractor]: Location invariant before [L745-L745] ((0 <= __unbuffered_cnt) && (y <= 127)) && (main$tmp_guard0 == (_Bool)0 || main$tmp_guard0 == (_Bool)1) [2024-01-29 22:53:37,440 INFO L98 nessWitnessExtractor]: Location invariant before [L745-L745] ((0 <= __unbuffered_cnt) && (y <= 127)) && (main$tmp_guard1 == (_Bool)0 || main$tmp_guard1 == (_Bool)1) [2024-01-29 22:53:37,440 INFO L98 nessWitnessExtractor]: Location invariant before [L745-L745] (0 <= __unbuffered_cnt) && (0 <= y) [2024-01-29 22:53:37,440 INFO L98 nessWitnessExtractor]: Location invariant before [L745-L745] (0 <= __unbuffered_cnt) && (x <= 1) [2024-01-29 22:53:37,440 INFO L98 nessWitnessExtractor]: Location invariant before [L732-L732] (unsigned long )arg == 0UL [2024-01-29 22:53:37,440 INFO L98 nessWitnessExtractor]: Location invariant before [L728-L728] 0 <= __unbuffered_cnt [2024-01-29 22:53:37,440 INFO L98 nessWitnessExtractor]: Location invariant before [L728-L728] (0 <= __unbuffered_cnt) && (__unbuffered_p0_EAX <= 1) [2024-01-29 22:53:37,440 INFO L98 nessWitnessExtractor]: Location invariant before [L728-L728] (0 <= __unbuffered_cnt) && (y <= 127) [2024-01-29 22:53:37,440 INFO L98 nessWitnessExtractor]: Location invariant before [L728-L728] (0 <= __unbuffered_cnt) && (main$tmp_guard1 == (_Bool)0 || main$tmp_guard1 == (_Bool)1) [2024-01-29 22:53:37,441 INFO L98 nessWitnessExtractor]: Location invariant before [L728-L728] (0 <= __unbuffered_cnt) && (0 <= y) [2024-01-29 22:53:37,441 INFO L98 nessWitnessExtractor]: Location invariant before [L728-L728] (0 <= __unbuffered_cnt) && (__unbuffered_p0_EAX == 0 || __unbuffered_p0_EAX == 1) [2024-01-29 22:53:37,441 INFO L98 nessWitnessExtractor]: Location invariant before [L728-L728] (0 <= __unbuffered_cnt) && ((y == 0 || y == 1) || y == 2) [2024-01-29 22:53:37,441 INFO L98 nessWitnessExtractor]: Location invariant before [L728-L728] (0 <= __unbuffered_cnt) && (main$tmp_guard0 == (_Bool)0 || main$tmp_guard0 == (_Bool)1) [2024-01-29 22:53:37,441 INFO L98 nessWitnessExtractor]: Location invariant before [L728-L728] (0 <= __unbuffered_cnt) && (x == 0 || x == 1) [2024-01-29 22:53:37,442 INFO L98 nessWitnessExtractor]: Location invariant before [L728-L728] (0 <= __unbuffered_cnt) && ((unsigned long )arg == 0UL) [2024-01-29 22:53:37,443 INFO L98 nessWitnessExtractor]: Location invariant before [L728-L728] (0 <= __unbuffered_cnt) && (0 <= x) [2024-01-29 22:53:37,444 INFO L98 nessWitnessExtractor]: Location invariant before [L728-L728] (0 <= __unbuffered_cnt) && (y <= 2) [2024-01-29 22:53:37,444 INFO L98 nessWitnessExtractor]: Location invariant before [L728-L728] (0 <= __unbuffered_cnt) && (x <= 1) [2024-01-29 22:53:37,444 INFO L98 nessWitnessExtractor]: Location invariant before [L728-L728] (0 <= __unbuffered_cnt) && (0 <= __unbuffered_p0_EAX) [2024-01-29 22:53:37,444 INFO L98 nessWitnessExtractor]: Location invariant before [L729-L729] (unsigned long )arg == 0UL [2024-01-29 22:53:37,444 INFO L98 nessWitnessExtractor]: Location invariant before [L739-L739] (unsigned long )arg == 0UL [2024-01-29 22:53:37,444 INFO L98 nessWitnessExtractor]: Location invariant before [L740-L740] (0 <= __unbuffered_cnt) && (0 <= __unbuffered_p0_EAX) [2024-01-29 22:53:37,444 INFO L98 nessWitnessExtractor]: Location invariant before [L740-L740] ((0 <= __unbuffered_cnt) && (0 <= __unbuffered_p0_EAX)) && (main$tmp_guard1 == (_Bool)0 || main$tmp_guard1 == (_Bool)1) [2024-01-29 22:53:37,444 INFO L98 nessWitnessExtractor]: Location invariant before [L740-L740] ((0 <= __unbuffered_cnt) && (0 <= __unbuffered_p0_EAX)) && (0 <= x) [2024-01-29 22:53:37,444 INFO L98 nessWitnessExtractor]: Location invariant before [L740-L740] ((0 <= __unbuffered_cnt) && (0 <= __unbuffered_p0_EAX)) && (y <= 2) [2024-01-29 22:53:37,445 INFO L98 nessWitnessExtractor]: Location invariant before [L740-L740] ((0 <= __unbuffered_cnt) && (0 <= __unbuffered_p0_EAX)) && (y <= 127) [2024-01-29 22:53:37,445 INFO L98 nessWitnessExtractor]: Location invariant before [L740-L740] ((0 <= __unbuffered_cnt) && (0 <= __unbuffered_p0_EAX)) && (__unbuffered_p0_EAX == 0 || __unbuffered_p0_EAX == 1) [2024-01-29 22:53:37,445 INFO L98 nessWitnessExtractor]: Location invariant before [L740-L740] ((0 <= __unbuffered_cnt) && (0 <= __unbuffered_p0_EAX)) && (x <= 1) [2024-01-29 22:53:37,445 INFO L98 nessWitnessExtractor]: Location invariant before [L740-L740] ((0 <= __unbuffered_cnt) && (0 <= __unbuffered_p0_EAX)) && (main$tmp_guard0 == (_Bool)0 || main$tmp_guard0 == (_Bool)1) [2024-01-29 22:53:37,445 INFO L98 nessWitnessExtractor]: Location invariant before [L740-L740] ((0 <= __unbuffered_cnt) && (0 <= __unbuffered_p0_EAX)) && (0 <= y) [2024-01-29 22:53:37,445 INFO L98 nessWitnessExtractor]: Location invariant before [L740-L740] ((0 <= __unbuffered_cnt) && (0 <= __unbuffered_p0_EAX)) && ((unsigned long )arg == 0UL) [2024-01-29 22:53:37,445 INFO L98 nessWitnessExtractor]: Location invariant before [L740-L740] ((0 <= __unbuffered_cnt) && (0 <= __unbuffered_p0_EAX)) && (__unbuffered_p0_EAX <= 1) [2024-01-29 22:53:37,445 INFO L98 nessWitnessExtractor]: Location invariant before [L740-L740] ((0 <= __unbuffered_cnt) && (0 <= __unbuffered_p0_EAX)) && (x == 0 || x == 1) [2024-01-29 22:53:37,446 INFO L98 nessWitnessExtractor]: Location invariant before [L740-L740] 0 <= __unbuffered_cnt [2024-01-29 22:53:37,446 INFO L98 nessWitnessExtractor]: Location invariant before [L740-L740] ((0 <= __unbuffered_cnt) && (0 <= __unbuffered_p0_EAX)) && ((y == 0 || y == 1) || y == 2) [2024-01-29 22:53:37,446 INFO L98 nessWitnessExtractor]: Location invariant before [L18-L18] (((expression == 0) && (expression == 1)) && (0 <= expression)) && (expression == 0 || expression == 1) [2024-01-29 22:53:37,446 INFO L98 nessWitnessExtractor]: Location invariant before [L18-L18] ((expression == 0) && (expression == 1)) && (0 <= expression) [2024-01-29 22:53:37,446 INFO L98 nessWitnessExtractor]: Location invariant before [L18-L18] (((expression == 0) && (expression == 1)) && (0 <= expression)) && (expression <= 1) [2024-01-29 22:53:37,446 INFO L98 nessWitnessExtractor]: Location invariant before [L18-L18] (expression == 0) && (expression == 1) [2024-01-29 22:53:37,446 INFO L98 nessWitnessExtractor]: Location invariant before [L18-L18] expression == 0 [2024-01-29 22:53:37,446 INFO L98 nessWitnessExtractor]: Location invariant before [L761-L761] __unbuffered_cnt == 0 [2024-01-29 22:53:37,446 INFO L98 nessWitnessExtractor]: Location invariant before [L761-L761] (__unbuffered_cnt == 0) && (x == 0) [2024-01-29 22:53:37,447 INFO L98 nessWitnessExtractor]: Location invariant before [L761-L761] (__unbuffered_cnt == 0) && (main$tmp_guard0 == (_Bool)0) [2024-01-29 22:53:37,447 INFO L98 nessWitnessExtractor]: Location invariant before [L761-L761] (__unbuffered_cnt == 0) && (y == 0) [2024-01-29 22:53:37,447 INFO L98 nessWitnessExtractor]: Location invariant before [L761-L761] (__unbuffered_cnt == 0) && (__unbuffered_p0_EAX == 0) [2024-01-29 22:53:37,447 INFO L98 nessWitnessExtractor]: Location invariant before [L761-L761] (__unbuffered_cnt == 0) && (main$tmp_guard1 == (_Bool)0) [2024-01-29 22:53:37,494 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-01-29 22:53:37,655 WARN L239 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe033_tso.i[945,958] [2024-01-29 22:53:37,787 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-01-29 22:53:37,800 INFO L202 MainTranslator]: Completed pre-run [2024-01-29 22:53:37,812 WARN L239 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe033_tso.i[945,958] [2024-01-29 22:53:37,813 WARN L424 MainDispatcher]: Unable to annotate void __VERIFIER_assert(int expression) { if (!expression) { ERROR: {reach_error();abort();} }; return; } with a witness entry Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local [2024-01-29 22:53:38,020 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-01-29 22:53:38,058 INFO L206 MainTranslator]: Completed translation [2024-01-29 22:53:38,059 INFO L201 PluginConnector]: Adding new model witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 29.01 10:53:38 WrapperNode [2024-01-29 22:53:38,059 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-01-29 22:53:38,060 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-01-29 22:53:38,060 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-01-29 22:53:38,060 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-01-29 22:53:38,066 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 29.01 10:53:38" (1/1) ... [2024-01-29 22:53:38,096 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 29.01 10:53:38" (1/1) ... [2024-01-29 22:53:38,126 INFO L138 Inliner]: procedures = 175, calls = 42, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 125 [2024-01-29 22:53:38,127 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-01-29 22:53:38,127 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-01-29 22:53:38,127 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-01-29 22:53:38,127 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-01-29 22:53:38,137 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 29.01 10:53:38" (1/1) ... [2024-01-29 22:53:38,144 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 29.01 10:53:38" (1/1) ... [2024-01-29 22:53:38,150 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 29.01 10:53:38" (1/1) ... [2024-01-29 22:53:38,167 INFO L175 MemorySlicer]: Split 4 memory accesses to 3 slices as follows [2, 1, 1]. 50 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2, 0, 0]. The 2 writes are split as follows [0, 1, 1]. [2024-01-29 22:53:38,180 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 29.01 10:53:38" (1/1) ... [2024-01-29 22:53:38,180 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 29.01 10:53:38" (1/1) ... [2024-01-29 22:53:38,190 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 29.01 10:53:38" (1/1) ... [2024-01-29 22:53:38,192 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 29.01 10:53:38" (1/1) ... [2024-01-29 22:53:38,206 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 29.01 10:53:38" (1/1) ... [2024-01-29 22:53:38,210 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 29.01 10:53:38" (1/1) ... [2024-01-29 22:53:38,218 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-01-29 22:53:38,219 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-01-29 22:53:38,219 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-01-29 22:53:38,219 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-01-29 22:53:38,220 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 29.01 10:53:38" (1/1) ... [2024-01-29 22:53:38,226 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-01-29 22:53:38,233 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-01-29 22:53:38,250 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-01-29 22:53:38,270 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-01-29 22:53:38,285 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-01-29 22:53:38,286 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-01-29 22:53:38,286 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-01-29 22:53:38,286 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-01-29 22:53:38,286 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-01-29 22:53:38,286 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-01-29 22:53:38,286 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-01-29 22:53:38,286 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-01-29 22:53:38,286 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-01-29 22:53:38,287 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-01-29 22:53:38,287 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-01-29 22:53:38,287 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-01-29 22:53:38,287 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-01-29 22:53:38,287 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-01-29 22:53:38,287 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-01-29 22:53:38,287 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-01-29 22:53:38,287 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-01-29 22:53:38,289 WARN L214 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2024-01-29 22:53:38,425 INFO L244 CfgBuilder]: Building ICFG [2024-01-29 22:53:38,427 INFO L270 CfgBuilder]: Building CFG for each procedure with an implementation [2024-01-29 22:53:39,225 INFO L289 CfgBuilder]: Ommited future-live optimization because the input is a concurrent program. [2024-01-29 22:53:39,225 INFO L293 CfgBuilder]: Performing block encoding [2024-01-29 22:53:41,821 INFO L315 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-01-29 22:53:41,821 INFO L320 CfgBuilder]: Removed 0 assume(true) statements. [2024-01-29 22:53:41,822 INFO L201 PluginConnector]: Adding new model witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.01 10:53:41 BoogieIcfgContainer [2024-01-29 22:53:41,822 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-01-29 22:53:41,824 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-01-29 22:53:41,824 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-01-29 22:53:41,827 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-01-29 22:53:41,827 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.01 10:53:37" (1/4) ... [2024-01-29 22:53:41,827 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4cbf437f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.01 10:53:41, skipping insertion in model container [2024-01-29 22:53:41,828 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 29.01 10:53:37" (2/4) ... [2024-01-29 22:53:41,828 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4cbf437f and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CORRECTNESS_WITNESS 29.01 10:53:41, skipping insertion in model container [2024-01-29 22:53:41,828 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 29.01 10:53:38" (3/4) ... [2024-01-29 22:53:41,828 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4cbf437f and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CORRECTNESS_WITNESS 29.01 10:53:41, skipping insertion in model container [2024-01-29 22:53:41,828 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.01 10:53:41" (4/4) ... [2024-01-29 22:53:41,829 INFO L112 eAbstractionObserver]: Analyzing ICFG safe033_tso.i [2024-01-29 22:53:41,847 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-01-29 22:53:41,848 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 282 error locations. [2024-01-29 22:53:41,848 INFO L518 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-01-29 22:53:42,178 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2024-01-29 22:53:42,230 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 332 places, 326 transitions, 660 flow [2024-01-29 22:53:42,397 INFO L124 PetriNetUnfolderBase]: 1/324 cut-off events. [2024-01-29 22:53:42,398 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2024-01-29 22:53:42,428 INFO L83 FinitePrefix]: Finished finitePrefix Result has 331 conditions, 324 events. 1/324 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 79. Compared 2480 event pairs, 0 based on Foata normal form. 0/41 useless extension candidates. Maximal degree in co-relation 312. Up to 2 conditions per place. [2024-01-29 22:53:42,428 INFO L82 GeneralOperation]: Start removeDead. Operand has 332 places, 326 transitions, 660 flow [2024-01-29 22:53:42,456 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 330 places, 324 transitions, 654 flow [2024-01-29 22:53:42,524 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-01-29 22:53:42,547 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=false, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@2953a2f4, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-01-29 22:53:42,548 INFO L358 AbstractCegarLoop]: Starting to check reachability of 497 error locations. [2024-01-29 22:53:42,550 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2024-01-29 22:53:42,550 INFO L124 PetriNetUnfolderBase]: 0/1 cut-off events. [2024-01-29 22:53:42,551 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2024-01-29 22:53:42,551 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-01-29 22:53:42,552 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1] [2024-01-29 22:53:42,552 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT === [P0Err0ASSERT_VIOLATIONWITNESS_INVARIANT, P0Err1ASSERT_VIOLATIONWITNESS_INVARIANT, P0Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 494 more)] === [2024-01-29 22:53:42,557 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-01-29 22:53:42,558 INFO L85 PathProgramCache]: Analyzing trace with hash 136287, now seen corresponding path program 1 times [2024-01-29 22:53:42,585 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-01-29 22:53:42,586 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2042736493] [2024-01-29 22:53:42,586 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-01-29 22:53:42,586 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-01-29 22:53:42,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-01-29 22:53:42,968 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-01-29 22:53:42,969 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-01-29 22:53:42,969 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2042736493] [2024-01-29 22:53:42,971 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2042736493] provided 1 perfect and 0 imperfect interpolant sequences [2024-01-29 22:53:42,971 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-01-29 22:53:42,971 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2024-01-29 22:53:42,973 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [67121435] [2024-01-29 22:53:42,973 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-01-29 22:53:42,982 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-01-29 22:53:42,990 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-01-29 22:53:43,022 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-01-29 22:53:43,023 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-01-29 22:53:43,047 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 36 out of 326 [2024-01-29 22:53:43,050 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 330 places, 324 transitions, 654 flow. Second operand has 3 states, 3 states have (on average 36.666666666666664) internal successors, (110), 3 states have internal predecessors, (110), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-01-29 22:53:43,050 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-01-29 22:53:43,051 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 36 of 326 [2024-01-29 22:53:43,052 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-01-29 22:53:51,135 INFO L124 PetriNetUnfolderBase]: 56839/92581 cut-off events. [2024-01-29 22:53:51,136 INFO L125 PetriNetUnfolderBase]: For 2/2 co-relation queries the response was YES. [2024-01-29 22:53:51,241 INFO L83 FinitePrefix]: Finished finitePrefix Result has 179760 conditions, 92581 events. 56839/92581 cut-off events. For 2/2 co-relation queries the response was YES. Maximal size of possible extension queue 6282. Compared 989842 event pairs, 43165 based on Foata normal form. 1531/24195 useless extension candidates. Maximal degree in co-relation 179739. Up to 63831 conditions per place. [2024-01-29 22:53:51,842 INFO L140 encePairwiseOnDemand]: 128/326 looper letters, 192 selfloop transitions, 4 changer transitions 0/230 dead transitions. [2024-01-29 22:53:51,842 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 150 places, 230 transitions, 861 flow [2024-01-29 22:53:51,843 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-01-29 22:53:51,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-01-29 22:53:51,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 678 transitions. [2024-01-29 22:53:51,855 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.6932515337423313 [2024-01-29 22:53:51,857 INFO L175 Difference]: Start difference. First operand has 330 places, 324 transitions, 654 flow. Second operand 3 states and 678 transitions. [2024-01-29 22:53:51,857 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 150 places, 230 transitions, 861 flow [2024-01-29 22:53:51,862 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 148 places, 230 transitions, 858 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-01-29 22:53:51,866 INFO L231 Difference]: Finished difference. Result has 149 places, 144 transitions, 332 flow [2024-01-29 22:53:51,868 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=326, PETRI_DIFFERENCE_MINUEND_FLOW=286, PETRI_DIFFERENCE_MINUEND_PLACES=146, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=141, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=137, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=332, PETRI_PLACES=149, PETRI_TRANSITIONS=144} [2024-01-29 22:53:51,871 INFO L281 CegarLoopForPetriNet]: 330 programPoint places, -181 predicate places. [2024-01-29 22:53:51,871 INFO L495 AbstractCegarLoop]: Abstraction has has 149 places, 144 transitions, 332 flow [2024-01-29 22:53:51,871 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 36.666666666666664) internal successors, (110), 3 states have internal predecessors, (110), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-01-29 22:53:51,871 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-01-29 22:53:51,871 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1] [2024-01-29 22:53:51,872 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-01-29 22:53:51,872 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT === [P0Err0ASSERT_VIOLATIONWITNESS_INVARIANT, P0Err1ASSERT_VIOLATIONWITNESS_INVARIANT, P0Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 494 more)] === [2024-01-29 22:53:51,873 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-01-29 22:53:51,873 INFO L85 PathProgramCache]: Analyzing trace with hash 4229088, now seen corresponding path program 1 times [2024-01-29 22:53:51,873 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-01-29 22:53:51,873 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1101762540] [2024-01-29 22:53:51,873 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-01-29 22:53:51,873 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-01-29 22:53:51,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-01-29 22:53:51,912 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-01-29 22:53:51,917 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-01-29 22:53:51,917 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1101762540] [2024-01-29 22:53:51,918 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1101762540] provided 1 perfect and 0 imperfect interpolant sequences [2024-01-29 22:53:51,918 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-01-29 22:53:51,918 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2024-01-29 22:53:51,918 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1403461580] [2024-01-29 22:53:51,918 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-01-29 22:53:51,919 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-01-29 22:53:51,919 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-01-29 22:53:51,920 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-01-29 22:53:51,920 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-01-29 22:53:51,933 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 35 out of 326 [2024-01-29 22:53:51,935 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 149 places, 144 transitions, 332 flow. Second operand has 3 states, 3 states have (on average 35.666666666666664) internal successors, (107), 3 states have internal predecessors, (107), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-01-29 22:53:51,935 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-01-29 22:53:51,935 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 35 of 326 [2024-01-29 22:53:51,936 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-01-29 22:53:58,244 INFO L124 PetriNetUnfolderBase]: 48815/80202 cut-off events. [2024-01-29 22:53:58,244 INFO L125 PetriNetUnfolderBase]: For 2909/2909 co-relation queries the response was YES. [2024-01-29 22:53:58,359 INFO L83 FinitePrefix]: Finished finitePrefix Result has 161897 conditions, 80202 events. 48815/80202 cut-off events. For 2909/2909 co-relation queries the response was YES. Maximal size of possible extension queue 5508. Compared 833322 event pairs, 23590 based on Foata normal form. 0/24626 useless extension candidates. Maximal degree in co-relation 161875. Up to 45267 conditions per place. [2024-01-29 22:53:58,729 INFO L140 encePairwiseOnDemand]: 314/326 looper letters, 180 selfloop transitions, 4 changer transitions 0/216 dead transitions. [2024-01-29 22:53:58,729 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 150 places, 216 transitions, 866 flow [2024-01-29 22:53:58,730 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-01-29 22:53:58,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-01-29 22:53:58,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 294 transitions. [2024-01-29 22:53:58,735 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.3006134969325153 [2024-01-29 22:53:58,735 INFO L175 Difference]: Start difference. First operand has 149 places, 144 transitions, 332 flow. Second operand 3 states and 294 transitions. [2024-01-29 22:53:58,735 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 150 places, 216 transitions, 866 flow [2024-01-29 22:53:58,739 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 149 places, 216 transitions, 860 flow, removed 0 selfloop flow, removed 1 redundant places. [2024-01-29 22:53:58,743 INFO L231 Difference]: Finished difference. Result has 150 places, 146 transitions, 370 flow [2024-01-29 22:53:58,743 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=326, PETRI_DIFFERENCE_MINUEND_FLOW=326, PETRI_DIFFERENCE_MINUEND_PLACES=147, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=143, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=139, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=370, PETRI_PLACES=150, PETRI_TRANSITIONS=146} [2024-01-29 22:53:58,744 INFO L281 CegarLoopForPetriNet]: 330 programPoint places, -180 predicate places. [2024-01-29 22:53:58,744 INFO L495 AbstractCegarLoop]: Abstraction has has 150 places, 146 transitions, 370 flow [2024-01-29 22:53:58,745 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 35.666666666666664) internal successors, (107), 3 states have internal predecessors, (107), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-01-29 22:53:58,745 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-01-29 22:53:58,745 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1] [2024-01-29 22:53:58,745 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-01-29 22:53:58,745 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT === [P0Err0ASSERT_VIOLATIONWITNESS_INVARIANT, P0Err1ASSERT_VIOLATIONWITNESS_INVARIANT, P0Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 494 more)] === [2024-01-29 22:53:58,748 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-01-29 22:53:58,749 INFO L85 PathProgramCache]: Analyzing trace with hash 131105959, now seen corresponding path program 1 times [2024-01-29 22:53:58,749 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-01-29 22:53:58,749 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [339599645] [2024-01-29 22:53:58,750 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-01-29 22:53:58,750 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-01-29 22:53:58,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-01-29 22:53:58,801 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-01-29 22:53:58,802 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-01-29 22:53:58,802 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [339599645] [2024-01-29 22:53:58,802 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [339599645] provided 1 perfect and 0 imperfect interpolant sequences [2024-01-29 22:53:58,802 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-01-29 22:53:58,803 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2024-01-29 22:53:58,803 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [472530508] [2024-01-29 22:53:58,803 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-01-29 22:53:58,803 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-01-29 22:53:58,803 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-01-29 22:53:58,804 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-01-29 22:53:58,809 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-01-29 22:53:58,820 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 35 out of 326 [2024-01-29 22:53:58,822 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 150 places, 146 transitions, 370 flow. Second operand has 3 states, 3 states have (on average 35.666666666666664) internal successors, (107), 3 states have internal predecessors, (107), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-01-29 22:53:58,822 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-01-29 22:53:58,822 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 35 of 326 [2024-01-29 22:53:58,823 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-01-29 22:54:04,506 INFO L124 PetriNetUnfolderBase]: 47060/79577 cut-off events. [2024-01-29 22:54:04,506 INFO L125 PetriNetUnfolderBase]: For 7834/7922 co-relation queries the response was YES. [2024-01-29 22:54:04,656 INFO L83 FinitePrefix]: Finished finitePrefix Result has 161814 conditions, 79577 events. 47060/79577 cut-off events. For 7834/7922 co-relation queries the response was YES. Maximal size of possible extension queue 5628. Compared 850736 event pairs, 25068 based on Foata normal form. 40/28219 useless extension candidates. Maximal degree in co-relation 161791. Up to 70859 conditions per place. [2024-01-29 22:54:05,125 INFO L140 encePairwiseOnDemand]: 314/326 looper letters, 140 selfloop transitions, 3 changer transitions 0/174 dead transitions. [2024-01-29 22:54:05,126 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 151 places, 174 transitions, 714 flow [2024-01-29 22:54:05,126 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-01-29 22:54:05,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-01-29 22:54:05,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 251 transitions. [2024-01-29 22:54:05,127 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.25664621676891614 [2024-01-29 22:54:05,127 INFO L175 Difference]: Start difference. First operand has 150 places, 146 transitions, 370 flow. Second operand 3 states and 251 transitions. [2024-01-29 22:54:05,127 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 151 places, 174 transitions, 714 flow [2024-01-29 22:54:05,146 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 150 places, 174 transitions, 710 flow, removed 0 selfloop flow, removed 1 redundant places. [2024-01-29 22:54:05,150 INFO L231 Difference]: Finished difference. Result has 151 places, 147 transitions, 397 flow [2024-01-29 22:54:05,150 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=326, PETRI_DIFFERENCE_MINUEND_FLOW=364, PETRI_DIFFERENCE_MINUEND_PLACES=148, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=145, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=142, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=397, PETRI_PLACES=151, PETRI_TRANSITIONS=147} [2024-01-29 22:54:05,151 INFO L281 CegarLoopForPetriNet]: 330 programPoint places, -179 predicate places. [2024-01-29 22:54:05,151 INFO L495 AbstractCegarLoop]: Abstraction has has 151 places, 147 transitions, 397 flow [2024-01-29 22:54:05,152 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 35.666666666666664) internal successors, (107), 3 states have internal predecessors, (107), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-01-29 22:54:05,152 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-01-29 22:54:05,152 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1] [2024-01-29 22:54:05,152 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-01-29 22:54:05,152 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONWITNESS_INVARIANT === [P0Err0ASSERT_VIOLATIONWITNESS_INVARIANT, P0Err1ASSERT_VIOLATIONWITNESS_INVARIANT, P0Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 494 more)] === [2024-01-29 22:54:05,153 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-01-29 22:54:05,153 INFO L85 PathProgramCache]: Analyzing trace with hash -230678345, now seen corresponding path program 1 times [2024-01-29 22:54:05,153 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-01-29 22:54:05,153 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [812062089] [2024-01-29 22:54:05,153 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-01-29 22:54:05,153 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-01-29 22:54:05,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-01-29 22:54:05,231 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-01-29 22:54:05,232 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-01-29 22:54:05,236 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [812062089] [2024-01-29 22:54:05,236 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [812062089] provided 1 perfect and 0 imperfect interpolant sequences [2024-01-29 22:54:05,236 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-01-29 22:54:05,236 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2024-01-29 22:54:05,236 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [98513872] [2024-01-29 22:54:05,236 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-01-29 22:54:05,236 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-01-29 22:54:05,237 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-01-29 22:54:05,237 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-01-29 22:54:05,237 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-01-29 22:54:05,250 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 36 out of 326 [2024-01-29 22:54:05,250 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 151 places, 147 transitions, 397 flow. Second operand has 3 states, 3 states have (on average 36.666666666666664) internal successors, (110), 3 states have internal predecessors, (110), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-01-29 22:54:05,250 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-01-29 22:54:05,251 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 36 of 326 [2024-01-29 22:54:05,251 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-01-29 22:54:07,338 INFO L124 PetriNetUnfolderBase]: 15080/25303 cut-off events. [2024-01-29 22:54:07,339 INFO L125 PetriNetUnfolderBase]: For 2889/3073 co-relation queries the response was YES. [2024-01-29 22:54:07,381 INFO L83 FinitePrefix]: Finished finitePrefix Result has 55317 conditions, 25303 events. 15080/25303 cut-off events. For 2889/3073 co-relation queries the response was YES. Maximal size of possible extension queue 1685. Compared 240085 event pairs, 11112 based on Foata normal form. 768/12397 useless extension candidates. Maximal degree in co-relation 55294. Up to 13935 conditions per place. [2024-01-29 22:54:07,469 INFO L140 encePairwiseOnDemand]: 314/326 looper letters, 173 selfloop transitions, 4 changer transitions 0/208 dead transitions. [2024-01-29 22:54:07,469 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 152 places, 208 transitions, 889 flow [2024-01-29 22:54:07,470 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-01-29 22:54:07,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-01-29 22:54:07,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 291 transitions. [2024-01-29 22:54:07,471 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.29754601226993865 [2024-01-29 22:54:07,471 INFO L175 Difference]: Start difference. First operand has 151 places, 147 transitions, 397 flow. Second operand 3 states and 291 transitions. [2024-01-29 22:54:07,471 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 152 places, 208 transitions, 889 flow [2024-01-29 22:54:07,479 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 151 places, 208 transitions, 886 flow, removed 0 selfloop flow, removed 1 redundant places. [2024-01-29 22:54:07,481 INFO L231 Difference]: Finished difference. Result has 152 places, 144 transitions, 408 flow [2024-01-29 22:54:07,482 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=326, PETRI_DIFFERENCE_MINUEND_FLOW=380, PETRI_DIFFERENCE_MINUEND_PLACES=149, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=144, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=4, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=140, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=408, PETRI_PLACES=152, PETRI_TRANSITIONS=144} [2024-01-29 22:54:07,484 INFO L281 CegarLoopForPetriNet]: 330 programPoint places, -178 predicate places. [2024-01-29 22:54:07,484 INFO L495 AbstractCegarLoop]: Abstraction has has 152 places, 144 transitions, 408 flow [2024-01-29 22:54:07,484 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 36.666666666666664) internal successors, (110), 3 states have internal predecessors, (110), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-01-29 22:54:07,485 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-01-29 22:54:07,485 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1] [2024-01-29 22:54:07,485 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-01-29 22:54:07,486 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONWITNESS_INVARIANT === [P0Err0ASSERT_VIOLATIONWITNESS_INVARIANT, P0Err1ASSERT_VIOLATIONWITNESS_INVARIANT, P0Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 494 more)] === [2024-01-29 22:54:07,486 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-01-29 22:54:07,486 INFO L85 PathProgramCache]: Analyzing trace with hash 1438910037, now seen corresponding path program 1 times [2024-01-29 22:54:07,486 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-01-29 22:54:07,487 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1089279827] [2024-01-29 22:54:07,487 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-01-29 22:54:07,487 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-01-29 22:54:07,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-01-29 22:54:07,539 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-01-29 22:54:07,539 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-01-29 22:54:07,539 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1089279827] [2024-01-29 22:54:07,540 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1089279827] provided 1 perfect and 0 imperfect interpolant sequences [2024-01-29 22:54:07,540 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-01-29 22:54:07,540 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2024-01-29 22:54:07,540 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [785766665] [2024-01-29 22:54:07,541 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-01-29 22:54:07,541 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-01-29 22:54:07,541 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-01-29 22:54:07,542 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-01-29 22:54:07,542 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-01-29 22:54:07,553 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 35 out of 326 [2024-01-29 22:54:07,554 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 152 places, 144 transitions, 408 flow. Second operand has 3 states, 3 states have (on average 35.666666666666664) internal successors, (107), 3 states have internal predecessors, (107), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-01-29 22:54:07,554 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-01-29 22:54:07,554 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 35 of 326 [2024-01-29 22:54:07,555 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-01-29 22:54:09,493 INFO L124 PetriNetUnfolderBase]: 14104/24317 cut-off events. [2024-01-29 22:54:09,494 INFO L125 PetriNetUnfolderBase]: For 5160/5287 co-relation queries the response was YES. [2024-01-29 22:54:09,538 INFO L83 FinitePrefix]: Finished finitePrefix Result has 53974 conditions, 24317 events. 14104/24317 cut-off events. For 5160/5287 co-relation queries the response was YES. Maximal size of possible extension queue 1797. Compared 229339 event pairs, 6472 based on Foata normal form. 0/12085 useless extension candidates. Maximal degree in co-relation 53949. Up to 20830 conditions per place. [2024-01-29 22:54:09,630 INFO L140 encePairwiseOnDemand]: 314/326 looper letters, 148 selfloop transitions, 3 changer transitions 0/180 dead transitions. [2024-01-29 22:54:09,630 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 153 places, 180 transitions, 799 flow [2024-01-29 22:54:09,630 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-01-29 22:54:09,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-01-29 22:54:09,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 259 transitions. [2024-01-29 22:54:09,631 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.26482617586912066 [2024-01-29 22:54:09,631 INFO L175 Difference]: Start difference. First operand has 152 places, 144 transitions, 408 flow. Second operand 3 states and 259 transitions. [2024-01-29 22:54:09,632 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 153 places, 180 transitions, 799 flow [2024-01-29 22:54:09,638 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 151 places, 180 transitions, 789 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-01-29 22:54:09,644 INFO L231 Difference]: Finished difference. Result has 152 places, 145 transitions, 434 flow [2024-01-29 22:54:09,644 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=326, PETRI_DIFFERENCE_MINUEND_FLOW=398, PETRI_DIFFERENCE_MINUEND_PLACES=149, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=143, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=140, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=434, PETRI_PLACES=152, PETRI_TRANSITIONS=145} [2024-01-29 22:54:09,646 INFO L281 CegarLoopForPetriNet]: 330 programPoint places, -178 predicate places. [2024-01-29 22:54:09,646 INFO L495 AbstractCegarLoop]: Abstraction has has 152 places, 145 transitions, 434 flow [2024-01-29 22:54:09,646 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 35.666666666666664) internal successors, (107), 3 states have internal predecessors, (107), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-01-29 22:54:09,646 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-01-29 22:54:09,647 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-01-29 22:54:09,647 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-01-29 22:54:09,647 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting P0Err0ASSERT_VIOLATIONWITNESS_INVARIANT === [P0Err0ASSERT_VIOLATIONWITNESS_INVARIANT, P0Err1ASSERT_VIOLATIONWITNESS_INVARIANT, P0Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 494 more)] === [2024-01-29 22:54:09,647 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-01-29 22:54:09,647 INFO L85 PathProgramCache]: Analyzing trace with hash 886572286, now seen corresponding path program 1 times [2024-01-29 22:54:09,647 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-01-29 22:54:09,648 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1063187689] [2024-01-29 22:54:09,648 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-01-29 22:54:09,648 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-01-29 22:54:09,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-01-29 22:54:09,705 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-01-29 22:54:09,706 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-01-29 22:54:09,706 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1063187689] [2024-01-29 22:54:09,706 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1063187689] provided 1 perfect and 0 imperfect interpolant sequences [2024-01-29 22:54:09,706 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-01-29 22:54:09,706 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-01-29 22:54:09,707 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [914169174] [2024-01-29 22:54:09,707 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-01-29 22:54:09,707 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-01-29 22:54:09,707 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-01-29 22:54:09,708 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-01-29 22:54:09,708 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-01-29 22:54:09,727 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 31 out of 326 [2024-01-29 22:54:09,728 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 152 places, 145 transitions, 434 flow. Second operand has 4 states, 4 states have (on average 32.25) internal successors, (129), 4 states have internal predecessors, (129), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-01-29 22:54:09,728 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-01-29 22:54:09,728 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 31 of 326 [2024-01-29 22:54:09,728 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-01-29 22:54:11,310 INFO L124 PetriNetUnfolderBase]: 12720/21508 cut-off events. [2024-01-29 22:54:11,310 INFO L125 PetriNetUnfolderBase]: For 5422/5422 co-relation queries the response was YES. [2024-01-29 22:54:11,339 INFO L83 FinitePrefix]: Finished finitePrefix Result has 50421 conditions, 21508 events. 12720/21508 cut-off events. For 5422/5422 co-relation queries the response was YES. Maximal size of possible extension queue 1509. Compared 193187 event pairs, 10023 based on Foata normal form. 1122/13655 useless extension candidates. Maximal degree in co-relation 50396. Up to 20184 conditions per place. [2024-01-29 22:54:11,402 INFO L140 encePairwiseOnDemand]: 313/326 looper letters, 157 selfloop transitions, 2 changer transitions 0/182 dead transitions. [2024-01-29 22:54:11,402 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 144 places, 182 transitions, 864 flow [2024-01-29 22:54:11,402 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-01-29 22:54:11,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2024-01-29 22:54:11,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 286 transitions. [2024-01-29 22:54:11,403 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.21932515337423314 [2024-01-29 22:54:11,403 INFO L175 Difference]: Start difference. First operand has 152 places, 145 transitions, 434 flow. Second operand 4 states and 286 transitions. [2024-01-29 22:54:11,403 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 144 places, 182 transitions, 864 flow [2024-01-29 22:54:11,407 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 143 places, 182 transitions, 860 flow, removed 0 selfloop flow, removed 1 redundant places. [2024-01-29 22:54:11,409 INFO L231 Difference]: Finished difference. Result has 143 places, 134 transitions, 413 flow [2024-01-29 22:54:11,409 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=326, PETRI_DIFFERENCE_MINUEND_FLOW=409, PETRI_DIFFERENCE_MINUEND_PLACES=140, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=134, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=132, PETRI_DIFFERENCE_SUBTRAHEND_STATES=4, PETRI_FLOW=413, PETRI_PLACES=143, PETRI_TRANSITIONS=134} [2024-01-29 22:54:11,410 INFO L281 CegarLoopForPetriNet]: 330 programPoint places, -187 predicate places. [2024-01-29 22:54:11,410 INFO L495 AbstractCegarLoop]: Abstraction has has 143 places, 134 transitions, 413 flow [2024-01-29 22:54:11,410 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 32.25) internal successors, (129), 4 states have internal predecessors, (129), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-01-29 22:54:11,410 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-01-29 22:54:11,410 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-01-29 22:54:11,410 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-01-29 22:54:11,410 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONWITNESS_INVARIANT === [P0Err0ASSERT_VIOLATIONWITNESS_INVARIANT, P0Err1ASSERT_VIOLATIONWITNESS_INVARIANT, P0Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 494 more)] === [2024-01-29 22:54:11,410 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-01-29 22:54:11,411 INFO L85 PathProgramCache]: Analyzing trace with hash 1587053963, now seen corresponding path program 1 times [2024-01-29 22:54:11,411 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-01-29 22:54:11,411 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [886845585] [2024-01-29 22:54:11,411 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-01-29 22:54:11,411 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-01-29 22:54:11,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-01-29 22:54:11,470 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-01-29 22:54:11,470 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-01-29 22:54:11,470 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [886845585] [2024-01-29 22:54:11,470 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [886845585] provided 1 perfect and 0 imperfect interpolant sequences [2024-01-29 22:54:11,470 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-01-29 22:54:11,471 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2024-01-29 22:54:11,471 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1699791055] [2024-01-29 22:54:11,471 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-01-29 22:54:11,471 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-01-29 22:54:11,471 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-01-29 22:54:11,472 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-01-29 22:54:11,472 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-01-29 22:54:11,483 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 35 out of 326 [2024-01-29 22:54:11,484 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 143 places, 134 transitions, 413 flow. Second operand has 3 states, 3 states have (on average 37.333333333333336) internal successors, (112), 3 states have internal predecessors, (112), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-01-29 22:54:11,484 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-01-29 22:54:11,484 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 35 of 326 [2024-01-29 22:54:11,484 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-01-29 22:54:12,774 INFO L124 PetriNetUnfolderBase]: 12408/21287 cut-off events. [2024-01-29 22:54:12,774 INFO L125 PetriNetUnfolderBase]: For 5588/5588 co-relation queries the response was YES. [2024-01-29 22:54:12,830 INFO L83 FinitePrefix]: Finished finitePrefix Result has 49455 conditions, 21287 events. 12408/21287 cut-off events. For 5588/5588 co-relation queries the response was YES. Maximal size of possible extension queue 1578. Compared 197959 event pairs, 8894 based on Foata normal form. 0/12469 useless extension candidates. Maximal degree in co-relation 49429. Up to 19897 conditions per place. [2024-01-29 22:54:12,906 INFO L140 encePairwiseOnDemand]: 321/326 looper letters, 119 selfloop transitions, 3 changer transitions 0/146 dead transitions. [2024-01-29 22:54:12,906 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 145 places, 146 transitions, 689 flow [2024-01-29 22:54:12,906 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-01-29 22:54:12,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-01-29 22:54:12,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 223 transitions. [2024-01-29 22:54:12,907 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.2280163599182004 [2024-01-29 22:54:12,907 INFO L175 Difference]: Start difference. First operand has 143 places, 134 transitions, 413 flow. Second operand 3 states and 223 transitions. [2024-01-29 22:54:12,907 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 145 places, 146 transitions, 689 flow [2024-01-29 22:54:12,917 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 143 places, 146 transitions, 686 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-01-29 22:54:12,918 INFO L231 Difference]: Finished difference. Result has 144 places, 134 transitions, 423 flow [2024-01-29 22:54:12,919 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=326, PETRI_DIFFERENCE_MINUEND_FLOW=410, PETRI_DIFFERENCE_MINUEND_PLACES=141, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=134, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=3, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=131, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=423, PETRI_PLACES=144, PETRI_TRANSITIONS=134} [2024-01-29 22:54:12,919 INFO L281 CegarLoopForPetriNet]: 330 programPoint places, -186 predicate places. [2024-01-29 22:54:12,919 INFO L495 AbstractCegarLoop]: Abstraction has has 144 places, 134 transitions, 423 flow [2024-01-29 22:54:12,919 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 37.333333333333336) internal successors, (112), 3 states have internal predecessors, (112), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-01-29 22:54:12,919 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-01-29 22:54:12,920 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-01-29 22:54:12,920 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-01-29 22:54:12,920 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting P1Err0ASSERT_VIOLATIONWITNESS_INVARIANT === [P0Err0ASSERT_VIOLATIONWITNESS_INVARIANT, P0Err1ASSERT_VIOLATIONWITNESS_INVARIANT, P0Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 494 more)] === [2024-01-29 22:54:12,920 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-01-29 22:54:12,920 INFO L85 PathProgramCache]: Analyzing trace with hash 1587062891, now seen corresponding path program 1 times [2024-01-29 22:54:12,920 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-01-29 22:54:12,920 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1983087047] [2024-01-29 22:54:12,920 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-01-29 22:54:12,921 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-01-29 22:54:12,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-01-29 22:54:13,007 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-01-29 22:54:13,008 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-01-29 22:54:13,008 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1983087047] [2024-01-29 22:54:13,008 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1983087047] provided 1 perfect and 0 imperfect interpolant sequences [2024-01-29 22:54:13,008 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-01-29 22:54:13,008 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-01-29 22:54:13,009 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [446892974] [2024-01-29 22:54:13,009 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-01-29 22:54:13,009 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-01-29 22:54:13,009 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-01-29 22:54:13,010 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-01-29 22:54:13,010 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-01-29 22:54:13,025 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 32 out of 326 [2024-01-29 22:54:13,026 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 144 places, 134 transitions, 423 flow. Second operand has 4 states, 4 states have (on average 33.75) internal successors, (135), 4 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-01-29 22:54:13,026 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-01-29 22:54:13,026 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 32 of 326 [2024-01-29 22:54:13,026 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-01-29 22:54:14,340 INFO L124 PetriNetUnfolderBase]: 11202/18896 cut-off events. [2024-01-29 22:54:14,340 INFO L125 PetriNetUnfolderBase]: For 6007/6007 co-relation queries the response was YES. [2024-01-29 22:54:14,397 INFO L83 FinitePrefix]: Finished finitePrefix Result has 45563 conditions, 18896 events. 11202/18896 cut-off events. For 6007/6007 co-relation queries the response was YES. Maximal size of possible extension queue 1346. Compared 167511 event pairs, 4756 based on Foata normal form. 846/13390 useless extension candidates. Maximal degree in co-relation 45536. Up to 17714 conditions per place. [2024-01-29 22:54:14,467 INFO L140 encePairwiseOnDemand]: 315/326 looper letters, 172 selfloop transitions, 2 changer transitions 0/192 dead transitions. [2024-01-29 22:54:14,467 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 138 places, 192 transitions, 939 flow [2024-01-29 22:54:14,467 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-01-29 22:54:14,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2024-01-29 22:54:14,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 303 transitions. [2024-01-29 22:54:14,469 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.23236196319018404 [2024-01-29 22:54:14,469 INFO L175 Difference]: Start difference. First operand has 144 places, 134 transitions, 423 flow. Second operand 4 states and 303 transitions. [2024-01-29 22:54:14,469 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 138 places, 192 transitions, 939 flow [2024-01-29 22:54:14,475 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 136 places, 192 transitions, 929 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-01-29 22:54:14,477 INFO L231 Difference]: Finished difference. Result has 136 places, 125 transitions, 403 flow [2024-01-29 22:54:14,477 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=326, PETRI_DIFFERENCE_MINUEND_FLOW=399, PETRI_DIFFERENCE_MINUEND_PLACES=133, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=125, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=123, PETRI_DIFFERENCE_SUBTRAHEND_STATES=4, PETRI_FLOW=403, PETRI_PLACES=136, PETRI_TRANSITIONS=125} [2024-01-29 22:54:14,477 INFO L281 CegarLoopForPetriNet]: 330 programPoint places, -194 predicate places. [2024-01-29 22:54:14,478 INFO L495 AbstractCegarLoop]: Abstraction has has 136 places, 125 transitions, 403 flow [2024-01-29 22:54:14,478 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 33.75) internal successors, (135), 4 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-01-29 22:54:14,478 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-01-29 22:54:14,478 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-01-29 22:54:14,478 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-01-29 22:54:14,478 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting P1Err2ASSERT_VIOLATIONWITNESS_INVARIANT === [P0Err0ASSERT_VIOLATIONWITNESS_INVARIANT, P0Err1ASSERT_VIOLATIONWITNESS_INVARIANT, P0Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 494 more)] === [2024-01-29 22:54:14,480 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-01-29 22:54:14,480 INFO L85 PathProgramCache]: Analyzing trace with hash 1954313915, now seen corresponding path program 1 times [2024-01-29 22:54:14,481 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-01-29 22:54:14,482 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1687813038] [2024-01-29 22:54:14,482 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-01-29 22:54:14,482 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-01-29 22:54:14,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-01-29 22:54:14,602 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-01-29 22:54:14,602 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-01-29 22:54:14,603 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1687813038] [2024-01-29 22:54:14,603 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1687813038] provided 1 perfect and 0 imperfect interpolant sequences [2024-01-29 22:54:14,603 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-01-29 22:54:14,603 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-01-29 22:54:14,603 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2135506306] [2024-01-29 22:54:14,603 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-01-29 22:54:14,604 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-01-29 22:54:14,604 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-01-29 22:54:14,604 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-01-29 22:54:14,604 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-01-29 22:54:14,619 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 32 out of 326 [2024-01-29 22:54:14,620 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 136 places, 125 transitions, 403 flow. Second operand has 4 states, 4 states have (on average 33.75) internal successors, (135), 4 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-01-29 22:54:14,620 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-01-29 22:54:14,620 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 32 of 326 [2024-01-29 22:54:14,620 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-01-29 22:54:15,738 INFO L124 PetriNetUnfolderBase]: 10920/18196 cut-off events. [2024-01-29 22:54:15,739 INFO L125 PetriNetUnfolderBase]: For 5784/5784 co-relation queries the response was YES. [2024-01-29 22:54:15,775 INFO L83 FinitePrefix]: Finished finitePrefix Result has 44291 conditions, 18196 events. 10920/18196 cut-off events. For 5784/5784 co-relation queries the response was YES. Maximal size of possible extension queue 1334. Compared 159864 event pairs, 9354 based on Foata normal form. 1/11781 useless extension candidates. Maximal degree in co-relation 44264. Up to 17621 conditions per place. [2024-01-29 22:54:15,840 INFO L140 encePairwiseOnDemand]: 321/326 looper letters, 110 selfloop transitions, 3 changer transitions 0/131 dead transitions. [2024-01-29 22:54:15,840 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 138 places, 131 transitions, 650 flow [2024-01-29 22:54:15,841 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-01-29 22:54:15,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-01-29 22:54:15,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 203 transitions. [2024-01-29 22:54:15,841 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.20756646216768918 [2024-01-29 22:54:15,841 INFO L175 Difference]: Start difference. First operand has 136 places, 125 transitions, 403 flow. Second operand 3 states and 203 transitions. [2024-01-29 22:54:15,842 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 138 places, 131 transitions, 650 flow [2024-01-29 22:54:15,846 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 136 places, 131 transitions, 645 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-01-29 22:54:15,847 INFO L231 Difference]: Finished difference. Result has 137 places, 127 transitions, 426 flow [2024-01-29 22:54:15,847 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=326, PETRI_DIFFERENCE_MINUEND_FLOW=400, PETRI_DIFFERENCE_MINUEND_PLACES=134, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=125, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=122, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=426, PETRI_PLACES=137, PETRI_TRANSITIONS=127} [2024-01-29 22:54:15,848 INFO L281 CegarLoopForPetriNet]: 330 programPoint places, -193 predicate places. [2024-01-29 22:54:15,848 INFO L495 AbstractCegarLoop]: Abstraction has has 137 places, 127 transitions, 426 flow [2024-01-29 22:54:15,848 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 33.75) internal successors, (135), 4 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-01-29 22:54:15,848 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-01-29 22:54:15,848 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-01-29 22:54:15,848 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-01-29 22:54:15,848 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting P0Err30ASSERT_VIOLATIONWITNESS_INVARIANT === [P0Err0ASSERT_VIOLATIONWITNESS_INVARIANT, P0Err1ASSERT_VIOLATIONWITNESS_INVARIANT, P0Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 494 more)] === [2024-01-29 22:54:15,849 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-01-29 22:54:15,849 INFO L85 PathProgramCache]: Analyzing trace with hash 2125484069, now seen corresponding path program 1 times [2024-01-29 22:54:15,849 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-01-29 22:54:15,849 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [843180112] [2024-01-29 22:54:15,849 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-01-29 22:54:15,849 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-01-29 22:54:15,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-01-29 22:54:15,931 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-01-29 22:54:15,931 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-01-29 22:54:15,931 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [843180112] [2024-01-29 22:54:15,932 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [843180112] provided 1 perfect and 0 imperfect interpolant sequences [2024-01-29 22:54:15,932 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-01-29 22:54:15,932 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-01-29 22:54:15,932 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1200534113] [2024-01-29 22:54:15,932 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-01-29 22:54:15,932 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-01-29 22:54:15,933 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-01-29 22:54:15,933 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-01-29 22:54:15,933 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-01-29 22:54:15,951 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 34 out of 326 [2024-01-29 22:54:15,951 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 137 places, 127 transitions, 426 flow. Second operand has 4 states, 4 states have (on average 35.5) internal successors, (142), 4 states have internal predecessors, (142), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-01-29 22:54:15,951 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-01-29 22:54:15,952 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 34 of 326 [2024-01-29 22:54:15,952 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-01-29 22:54:17,186 INFO L124 PetriNetUnfolderBase]: 10190/16939 cut-off events. [2024-01-29 22:54:17,186 INFO L125 PetriNetUnfolderBase]: For 5673/5673 co-relation queries the response was YES. [2024-01-29 22:54:17,221 INFO L83 FinitePrefix]: Finished finitePrefix Result has 41560 conditions, 16939 events. 10190/16939 cut-off events. For 5673/5673 co-relation queries the response was YES. Maximal size of possible extension queue 1384. Compared 145499 event pairs, 8046 based on Foata normal form. 48/11175 useless extension candidates. Maximal degree in co-relation 41531. Up to 16382 conditions per place. [2024-01-29 22:54:17,281 INFO L140 encePairwiseOnDemand]: 304/326 looper letters, 118 selfloop transitions, 5 changer transitions 0/141 dead transitions. [2024-01-29 22:54:17,281 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 140 places, 141 transitions, 708 flow [2024-01-29 22:54:17,282 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-01-29 22:54:17,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2024-01-29 22:54:17,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 271 transitions. [2024-01-29 22:54:17,283 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.20782208588957055 [2024-01-29 22:54:17,283 INFO L175 Difference]: Start difference. First operand has 137 places, 127 transitions, 426 flow. Second operand 4 states and 271 transitions. [2024-01-29 22:54:17,283 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 140 places, 141 transitions, 708 flow [2024-01-29 22:54:17,287 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 139 places, 141 transitions, 705 flow, removed 0 selfloop flow, removed 1 redundant places. [2024-01-29 22:54:17,288 INFO L231 Difference]: Finished difference. Result has 140 places, 127 transitions, 472 flow [2024-01-29 22:54:17,289 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=326, PETRI_DIFFERENCE_MINUEND_FLOW=423, PETRI_DIFFERENCE_MINUEND_PLACES=136, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=127, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=5, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=122, PETRI_DIFFERENCE_SUBTRAHEND_STATES=4, PETRI_FLOW=472, PETRI_PLACES=140, PETRI_TRANSITIONS=127} [2024-01-29 22:54:17,289 INFO L281 CegarLoopForPetriNet]: 330 programPoint places, -190 predicate places. [2024-01-29 22:54:17,289 INFO L495 AbstractCegarLoop]: Abstraction has has 140 places, 127 transitions, 472 flow [2024-01-29 22:54:17,290 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 35.5) internal successors, (142), 4 states have internal predecessors, (142), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-01-29 22:54:17,290 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-01-29 22:54:17,290 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-01-29 22:54:17,290 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-01-29 22:54:17,290 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr8ASSERT_VIOLATIONWITNESS_INVARIANT === [P0Err0ASSERT_VIOLATIONWITNESS_INVARIANT, P0Err1ASSERT_VIOLATIONWITNESS_INVARIANT, P0Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 494 more)] === [2024-01-29 22:54:17,291 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-01-29 22:54:17,291 INFO L85 PathProgramCache]: Analyzing trace with hash 1194833383, now seen corresponding path program 1 times [2024-01-29 22:54:17,291 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-01-29 22:54:17,291 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1012287977] [2024-01-29 22:54:17,291 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-01-29 22:54:17,291 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-01-29 22:54:17,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-01-29 22:54:17,378 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-01-29 22:54:17,378 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-01-29 22:54:17,378 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1012287977] [2024-01-29 22:54:17,378 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1012287977] provided 1 perfect and 0 imperfect interpolant sequences [2024-01-29 22:54:17,378 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-01-29 22:54:17,378 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-01-29 22:54:17,379 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [48595811] [2024-01-29 22:54:17,379 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-01-29 22:54:17,379 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-01-29 22:54:17,379 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-01-29 22:54:17,380 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-01-29 22:54:17,380 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-01-29 22:54:17,397 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 34 out of 326 [2024-01-29 22:54:17,397 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 140 places, 127 transitions, 472 flow. Second operand has 4 states, 4 states have (on average 36.5) internal successors, (146), 4 states have internal predecessors, (146), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-01-29 22:54:17,397 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-01-29 22:54:17,397 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 34 of 326 [2024-01-29 22:54:17,397 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand